Definition of "four"
four
/fɔː/
noun
countable and uncountable, plural fours
(cricket, countable) An 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.
(obsolete) A four-pennyworth of spirits.