buck

A male deer, antelope, sheep, goat, rabbit, hare, and sometimes the male of other animals such as the hamster, ferret and shad.

(US) An uncastrated sheep, a ram.

A young buck; an adventurous, impetuous, dashing, or high-spirited young man.

(Britain, obsolete) A fop or dandy.

(US, dated, derogatory) A black or Native American man.

(US, Australia, New Zealand, Canada, informal) A dollar (one hundred cents).

(South Africa, informal) A rand (currency unit).

(informal, rare) A euro.

(by extension, Australia, South Africa, US, informal) Money.

(finance) One million dollars.

(US, slang) One hundred.

Clipping of buckshot.

(UK, dialect) The body of a post mill, particularly in East Anglia. See Wikipedia:Windmill machinery.

A frame on which firewood is sawed; a sawhorse; a sawbuck.

A leather-covered frame used for gymnastic vaulting.

A wood or metal frame used by automotive customizers and restorers to assist in the shaping of sheet metal bodywork.

(dated) An object of various types, placed on a table to indicate turn or status; such as a brass object, placed in rotation on a US Navy wardroom dining table to indicate which officer is to be served first, or an item passed around a poker table indicating the dealer or placed in the pot to remind the winner of some privilege or obligation when his or her turn to deal next comes.

(African-American Vernacular, dated, dance) Synonym of buck dance.

Synonym of mule (“type of cocktail with ginger ale etc.”)

(dated, slang) A kind of large marble in children's games.