Definitions
1.nounThe digit or figure 4; an occurrence thereof.
2.nounAnything measuring four units, as length."Do you have any more fours? I want to make this a little taller."
3.nounA person who is four years old."I'll take the threes, fours and fives and go to the playground."
4.nounAn event in which the batsmen run four times between the wickets or, more often, a batsman hits a ball which bounces on the ground before passing over a boundary, resulting in an award of 4 runs for the batting team. If the ball does not bounce before passing over the boundary, a six is awarded instead.
5.nounA power forward.
6.nounFour-man sweep racing shell, with or without a coxswain.
7.nounA four-pennyworth of spirits.
8.numeralA numerical value equal to 4; the number after three and before five; two plus two. This many dots (••••)"There are four seasons: winter, spring, summer and autumn."
9.numeralDescribing a set or group with four elements.