A guy.
A gee-gee, a horse.
The name of the Latin-script letter G.
Vagina, vulva.
To cause an animal to move in this way.
To suit or fit.
Of a horse, pack animal, etc.: to move forward; go faster; or turn in a direction away from the driver, typically to the right.
A command to a horse, pack animal, etc., which may variously mean “move forward”, “go faster”, or “turn to the right”.
A man.
A funny person.
An unspecified, vaguely disreputable person.
A friendly unit that acts as a suspected hostile unit in a military excercise.
A jester.
A person who makes jokes.
A clause in a contract that undermines its apparent provisions.
A playing card that features a picture of a joker (that is, a jester) and that may be used as a wild card in some card games.