Thumbs Up
Encyclopedia
A thumbs-up or thumbs-down is a common hand
Hand
A hand is a prehensile, multi-fingered extremity located at the end of an arm or forelimb of primates such as humans, chimpanzees, monkeys, and lemurs...

 gesture
Gesture
A gesture is a form of non-verbal communication in which visible bodily actions communicate particular messages, either in place of speech or together and in parallel with spoken words. Gestures include movement of the hands, face, or other parts of the body...

 achieved by a closed fist
Fist
Fist may refer to:* In falconry, the hand covered by a heavy glove as in boxing, on which the hawk perches* Fisting, the act of the inserting fingers or the whole hand in a vagina or rectum for sexual pleasure...

 held with the thumb
Thumb
The thumb is the first digit of the hand. When a person is standing in the medical anatomical position , the thumb is the lateral-most digit...

 extended upward or downward in approval or disapproval, respectively. These gestures have become metaphor
Metaphor
A metaphor is a literary figure of speech that uses an image, story or tangible thing to represent a less tangible thing or some intangible quality or idea; e.g., "Her eyes were glistening jewels." Metaphor may also be used for any rhetorical figures of speech that achieve their effects via...

s in English
English language
English is a West Germanic language that arose in the Anglo-Saxon kingdoms of England and spread into what was to become south-east Scotland under the influence of the Anglian medieval kingdom of Northumbria...

: "The audience gave the movie the thumbs-up" means that the audience approved of the movie, regardless of whether the gesture was actually made.

Unicode
Unicode
Unicode is a computing industry standard for the consistent encoding, representation and handling of text expressed in most of the world's writing systems...

 reserves and for these symbols.

Opposable thumbs

Carleton S. Coon
Carleton S. Coon
Carleton Stevens Coon, was an American physical anthropologist, Professor of Anthropology at the University of Pennsylvania, lecturer and professor at Harvard, and president of the American Association of Physical Anthropologists.-Biography:Carleton Coon was born in Wakefield, Massachusetts to a...

, having observed Barbary apes in Gibraltar
Gibraltar
Gibraltar is a British overseas territory located on the southern end of the Iberian Peninsula at the entrance of the Mediterranean. A peninsula with an area of , it has a northern border with Andalusia, Spain. The Rock of Gibraltar is the major landmark of the region...

 using the gesture, hypothesised in the anthropological classic The Story of Man that it is a mutual celebration of having opposable thumbs. Critics have suggested, however, that the apes may be simply repeating after humans.

Ancient Rome


The Latin
Latin
Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

 phrase pollice verso
Pollice verso
Pollice verso or verso pollice is a Latin phrase, meaning "with a turned thumb", that is used in the context of gladiatorial combat. It refers to the hand gesture used by Ancient Roman crowds to pass judgment on a defeated gladiator....

is used in the context of gladiatorial combat
Gladiator
A gladiator was an armed combatant who entertained audiences in the Roman Republic and Roman Empire in violent confrontations with other gladiators, wild animals, and condemned criminals. Some gladiators were volunteers who risked their legal and social standing and their lives by appearing in the...

 for a hand gesture used by Ancient Roman crowds to pass judgment on a defeated gladiator. However, the type of gesture described by the phrase pollice verso and its meaning are unclear in the historical and literary record.

In modern popular culture, it is assumed that "thumbs down" was the signal that a defeated gladiator should be condemned to death
Death
Death is the permanent termination of the biological functions that sustain a living organism. Phenomena which commonly bring about death include old age, predation, malnutrition, disease, and accidents or trauma resulting in terminal injury....

; "thumbs up", that he should be spared. The latter view was popularized by a widely reproduced painting by the 19th-century artist Jean-Léon Gérôme
Jean-Léon Gérôme
Jean-Léon Gérôme was a French painter and sculptor in the style now known as Academicism. The range of his oeuvre included historical painting, Greek mythology, Orientalism, portraits and other subjects, bringing the Academic painting tradition to an artistic climax.-Life:Jean-Léon Gérôme was born...

, whose Pollice Verso (usually known in English as "Thumbs Down") depicts a triumphant gladiator looking up into the stands for the verdict of the crowd.

Medieval

Desmond Morris
Desmond Morris
Desmond John Morris, born 24 January 1928 in Purton, north Wiltshire, is a British zoologist and ethologist, as well as a popular anthropologist. He is also known as a painter, television presenter and popular author.-Life:...

 in Gestures: Their Origins and Distribution traces the practice back to a medieval custom used to seal business transactions. Over time, the mere sight of an upraised thumb came to symbolize harmony and kind feelings.

World War II

During World War II
World War II
World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

, pilots
Aviator
An aviator is a person who flies an aircraft. The first recorded use of the term was in 1887, as a variation of 'aviation', from the Latin avis , coined in 1863 by G. de la Landelle in Aviation Ou Navigation Aérienne...

 on U.S. aircraft carrier
Aircraft carrier
An aircraft carrier is a warship designed with a primary mission of deploying and recovering aircraft, acting as a seagoing airbase. Aircraft carriers thus allow a naval force to project air power worldwide without having to depend on local bases for staging aircraft operations...

s adopted the thumbs up to alert the deck crew that they were ready to go and that the wheel blocks could be removed.

The gesture's popularization in America
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 is generally attributed to the practices of World War II pilots, who used the thumbs up to communicate with ground crews prior to take-off. This may have originated with the China
China
Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

-based Flying Tigers
Flying Tigers
The 1st American Volunteer Group of the Chinese Air Force in 1941–1942, famously nicknamed the Flying Tigers, was composed of pilots from the United States Army , Navy , and Marine Corps , recruited under presidential sanction and commanded by Claire Lee Chennault. The ground crew and headquarters...

, who were among the first American flyers involved in World War II. The appreciative Chinese would say ”挺好的“ ("ting hao de"), meaning "very good," and gesture with a thumbs up, which in Chinese means "you're number one." High officials in Chinese government see it as a sign of respect. Any person from China will recognize this numerical gesture, and it can be seen in movies and photos of the era, though this has not been verified in print by American Volunteer Group
American Volunteer Group
The American Volunteer Groups were volunteer air units organized by the United States government to aid the Nationalist government of China against Japan in the Second Sino-Japanese War...

 (AVG) pilots. American GIs are reputed to have picked up on the thumb and spread it throughout Europe
Europe
Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...

 as they marched toward Berlin
Berlin
Berlin is the capital city of Germany and is one of the 16 states of Germany. With a population of 3.45 million people, Berlin is Germany's largest city. It is the second most populous city proper and the seventh most populous urban area in the European Union...

." Combat pilots in the United States and around the world still use this gesture.

According to Luís da Câmara Cascudo, Brazilians have adopted the "thumbs up" from watching American pilots based in northern Brazil
Brazil
Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...

 during World War II.

The gesture internationally

"Thumbs up" traditionally translates as the foulest of gesticular insults in some Middle East
Middle East
The Middle East is a region that encompasses Western Asia and Northern Africa. It is often used as a synonym for Near East, in opposition to Far East...

ern countries — the most straightforward interpretation is "Up yours, pal!" The sign has a similarly pejorative meaning in parts of West Africa
West Africa
West Africa or Western Africa is the westernmost region of the African continent. Geopolitically, the UN definition of Western Africa includes the following 16 countries and an area of approximately 5 million square km:-Flags of West Africa:...

, South America
South America
South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

, Iran
Iran
Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

, and Sardinia
Sardinia
Sardinia is the second-largest island in the Mediterranean Sea . It is an autonomous region of Italy, and the nearest land masses are the French island of Corsica, the Italian Peninsula, Sicily, Tunisia and the Spanish Balearic Islands.The name Sardinia is from the pre-Roman noun *sard[],...

, according to Roger E. Axtell's book Gestures: The Do's and Taboos of Body Language Around the World."

In Iran
Iran
Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

 it is traditionally an obscene gesture, equivalent to the use of the middle finger in the Western world.

In Italy
Italy
Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

, Germany
Germany
Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

, Greece
Greece
Greece , officially the Hellenic Republic , and historically Hellas or the Republic of Greece in English, is a country in southeastern Europe....

 and Hungary
Hungary
Hungary , officially the Republic of Hungary , is a landlocked country in Central Europe. It is situated in the Carpathian Basin and is bordered by Slovakia to the north, Ukraine and Romania to the east, Serbia and Croatia to the south, Slovenia to the southwest and Austria to the west. The...

 in the right context, it can simply indicate the number one. Generally it is perceived as "Okay
Okay
"Okay" is a colloquial English word denoting approval, acceptance, agreement, assent, or acknowledgment. "Okay" has frequently turned up as a loanword in many other languages...

".

In Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

 and Finland
Finland
Finland , officially the Republic of Finland, is a Nordic country situated in the Fennoscandian region of Northern Europe. It is bordered by Sweden in the west, Norway in the north and Russia in the east, while Estonia lies to its south across the Gulf of Finland.Around 5.4 million people reside...

 the meaning of this expression is "awesome", "good", or "well done".

In Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

, a thumbs-up is generally perceived as meaning "terrific". Australian Sign Language assigns this hand shape the meaning "good".

In the United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, American Sign Language
American Sign Language
American Sign Language, or ASL, for a time also called Ameslan, is the dominant sign language of Deaf Americans, including deaf communities in the United States, in the English-speaking parts of Canada, and in some regions of Mexico...

 users use this hand shape to indicate the number ten (10) when wiggled modestly left and right. When held stationary and thrust toward another person the meaning is "yourself". When lifted up by the other palm, the meaning is "help".

In Japanese sign language
Japanese Sign Language
, also known by the acronym "JSL", is the dominant sign language in Japan.-History:Little is known about sign language and the deaf community before the Edo period. In 1862, the Tokugawa shogunate dispatched envoys to various European schools for the deaf...

, the thumbs-up indicates a man, or male gender as opposed to an extended pinky indicating female.

In India
India
India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

, although the gesture is well accepted, similar gestures have negative connotations:
  • While doing a thumbs up, if the hand is wagged from side to side in a reverse-pendulum like movement, it means "won't work" or "disagree".
  • Another rude gesture among youths (now less popular), is to show the thumb to a person and say "thengaa," sometimes followed making a face, drawing the tongue out and touching the chin with it. It indicates cocking a snook at someone.
  • Showing your thumb to someone and calling him/her "angoothachaap" (thumb-print) in Hindi or its equivalent in other languages implies that you are insulting him/her as an illiterate person.
  • Still, the acceptability of the "thumbs up" gesture is seen in the popular soda Thums Up
    Thums Up
    Thums Up is a best-selling brand of cola in India, where its bold, red thumbs up logo is common. Introduced in 1977 to offset the expulsion of The Coca-Cola Company and other foreign companies from India, Thums Up, Limca, and Campa Cola gained nationwide acceptance...

    .


In Egypt
Egypt
Egypt , officially the Arab Republic of Egypt, Arabic: , is a country mainly in North Africa, with the Sinai Peninsula forming a land bridge in Southwest Asia. Egypt is thus a transcontinental country, and a major power in Africa, the Mediterranean Basin, the Middle East and the Muslim world...

, Iraq
Iraq
Iraq ; officially the Republic of Iraq is a country in Western Asia spanning most of the northwestern end of the Zagros mountain range, the eastern part of the Syrian Desert and the northern part of the Arabian Desert....

 and Israel
Israel
The State of Israel is a parliamentary republic located in the Middle East, along the eastern shore of the Mediterranean Sea...

, it means perfect or very good. It is widely common between people.

In Brazil
Brazil
Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...

, it can be used in lieu of saying "thanks".

In the Philippines
Philippines
The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...

, Richard Gordon
Richard Gordon (politician)
Richard "Dick" Juico Gordon is a Filipino politician and broadcaster who currently serves as the chairman of the Philippine National Red Cross....

 uses his gesture pose during his presidential campaign.

The gesture in specific contexts

More recently, these gestures are associated with movie
Film
A film, also called a movie or motion picture, is a series of still or moving images. It is produced by recording photographic images with cameras, or by creating images using animation techniques or visual effects...

 review
Review
A review is an evaluation of a publication, a product or a service, such as a movie , video game, musical composition , book ; a piece of hardware like a car, home appliance, or computer; or an event or performance, such as a live music concert, a play, musical theater show or dance show...

s, having been popularized by critic
Critic
A critic is anyone who expresses a value judgement. Informally, criticism is a common aspect of all human expression and need not necessarily imply skilled or accurate expressions of judgement. Critical judgements, good or bad, may be positive , negative , or balanced...

s Gene Siskel
Gene Siskel
Eugene Kal "Gene" Siskel was an American film critic and journalist for the Chicago Tribune. Along with colleague Roger Ebert, he hosted the popular review show Siskel & Ebert At the Movies from 1975 until his death....

 and Roger Ebert
Roger Ebert
Roger Joseph Ebert is an American film critic and screenwriter. He is the first film critic to win a Pulitzer Prize for Criticism.Ebert is known for his film review column and for the television programs Sneak Previews, At the Movies with Gene Siskel and Roger Ebert, and Siskel and Ebert and The...

 on their televised review show Siskel & Ebert — the thumb up meaning a positive opinion of a film; the thumb down meaning a negative one. The trademarked phrase “two thumbs up”, originally meaning a positive review from both reviewers, has come to be used as an indication of very high quality or unanimity of praise.

By extension from the movie review usage, many website
Website
A website, also written as Web site, web site, or simply site, is a collection of related web pages containing images, videos or other digital assets. A website is hosted on at least one web server, accessible via a network such as the Internet or a private local area network through an Internet...

s allow users to approve or disapprove of items, such as comments in a forum
Internet forum
An Internet forum, or message board, is an online discussion site where people can hold conversations in the form of posted messages. They differ from chat rooms in that messages are at least temporarily archived...

, products in a store
Webstore
A webstore is a website that sells products or services and typically has an online shopping cart associated with it. With the popularity of the Internet rapidly increasing, online shopping became advantageous for retail store owners, and many traditional “brick and mortar” stores saw value in...

, or even other people's reviews of movies, books, products, etc, by choosing to click either a thumbs-up or thumbs-down button. In the aggregate, this serves as an evaluation
Evaluation
Evaluation is systematic determination of merit, worth, and significance of something or someone using criteria against a set of standards.Evaluation often is used to characterize and appraise subjects of interest in a wide range of human enterprises, including the arts, criminal justice,...

 system. Other users may then see the total number of thumbs up and thumbs down given to an item, or may simply see the number which is produced by subtracting thumbs down from thumbs up. (In the latter case, an item which has received exactly ten of each would read as having a rating of zero, rather than one of +10/-10.) Often, users may view a list of items in order of popularity
Popularity
Popularity is the quality of being well-liked or common, or having a high social status. Popularity figures are an important part of many people's personal value systems and form a vital component of success in people-oriented fields such as management, politics, and entertainment, among...

, as ranked by this metric.

Hitchhikers in the West
Western world
The Western world, also known as the West and the Occident , is a term referring to the countries of Western Europe , the countries of the Americas, as well all countries of Northern and Central Europe, Australia and New Zealand...

 traditionally use a thumbs up gesture to solicit rides from oncoming vehicles, although in this presentation the arm is generally outstretched with the palm and closed fingers facing the motorist. The gesture is also usually performed with the hand nearest the motorist.

In scuba diving
Scuba diving
Scuba diving is a form of underwater diving in which a diver uses a scuba set to breathe underwater....

, the thumbs-up gesture is a specific diving signal
Diving signal
Diver communications are the methods used by divers to communicate with each other or with surface members of the dive team.There are several distinct forms of diver communications:...

 given underwater, in which the diver indicates that he or she is about to stop his or her dive and ascend. This occasionally causes confusion in new divers, who might automatically gesture thumbs-up when trying to indicate approval — actually indicating a desire to stop diving and to ascend.

In basketball
Basketball
Basketball is a team sport in which two teams of five players try to score points by throwing or "shooting" a ball through the top of a basketball hoop while following a set of rules...

, when a held ball occurs, an official
Official (basketball)
In basketball, an official is a person who has the responsibility to enforce the rules and maintain the order of the game. The title of official also applies to the scorers and timekeepers, as well as other personnel that have an active task in maintaining the game...

 will jerk both thumbs in the air, signalling that a jump ball
Jump ball
A jump ball is a method used to begin or resume play in basketball. It is similar to a face-off in ice hockey or ball-up in Australian rules football...

is in order.
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