(1) An institution created to conduct business
"He only invests in large well-established companies"
"He started the company in his garage"
(2) A unit of firefighters including their equipment
"A hook-and-ladder company"
(3) A social gathering of guests or companions
"The house was filled with company when I arrived"
(4) Organization of performers and associated personnel (especially theatrical)
"The traveling company all stayed at the same hotel"
(5) Small military unit; usually two or three platoons
(6) Crew of a ship including the officers; the whole force or personnel of a ship
(7) A band of people associated temporarily in some activity
"They organized a party to search for food"
"The company of cooks walked into the kitchen"
(8) A social or business visitor
"The room was a mess because he hadn't expected company"
(9) The state of being with someone
"He missed their company"
"He enjoyed the society of his friends"
(10) Be a companion to somebody