The term "hare" has several meanings depending on its context.
1) In a general sense, it refers to any member of the Leporidae family which includes rabbits and hares.
2) It can also refer to a type of game played by hounds in hunting where one or more dogs chase an animal (usually a hare) over a set distance while others follow on foot.
3) In another context, it could mean a person who is easily deceived or taken advantage of; someone who is gullible.