Bob
WordNet
noun
(1) A short abrupt inclination (as of the head)
"He gave me a short bob of acknowledgement"
(2) A short or shortened tail of certain animals
(3) A small float usually made of cork; attached to a fishing line
(4) A hanging weight, especially a metal ball on a string
(5) A long racing sled (for 2 or more people) with a steering mechanism
(6) A hair style for women and children; a short haircut all around
(7) A former monetary unit in Great Britain
verb
(8) Cut hair in the style of a bob
"Bernice bobs her hair these days!"
(9) Make a curtsy; usually done only by girls and women; as a sign of respect
"She curtsied when she shook the Queen's hand"
(10) Remove or shorten the tail of an animal
(11) Move up and down repeatedly
"Her rucksack bobbed gently on her back"
(12) Ride a bobsled
"The boys bobbed down the hill screaming with pleasure"
WiktionaryText
Proper noun
- A diminutive of the male given name Robert.
- In various fields such as cryptography and physics, a conventional name for the person or system that receives a message from another person or system conventionally known as Alice.