(countable) Any activity that uses physical exertion or skills competitively under a set of rules that is not based on aesthetics. (countable) Something done for fun, regardless of its design or intended purpose. (countable) A person who exhibits either good or bad sportsmanship. (countable) Somebody who behaves or reacts in an admirably good-natured manner, e.g. to being teased or to losing a game; a good sport. (obsolete) That which diverts, and makes mirth; pastime; amusement. (obsolete) Mockery, making fun; derision. (countable) A toy; a plaything; an object of mockery. (uncountable) Gaming for money as in racing, hunting, fishing. (biology, botany, zoology, countable) A plant or an animal, or part of a plant or animal, which has some peculiarity not usually seen in the species; an abnormal variety or growth. The term encompasses both mutants and organisms with non-genetic developmental abnormalities such as birth defects. (slang, countable) A sportsman; a gambler. (slang, countable) One who consorts with disreputable people, including prostitutes. (obsolete, uncountable) An amorous dalliance. (informal, usually singular) A friend or acquaintance (chiefly used when speaking to the friend in question) (obsolete) Play; idle jingle. (intransitive) To amuse oneself, to play. (intransitive) To mock or tease, treat lightly, toy with. (transitive) To display; to have as a notable feature. (reflexive) To divert; to amuse; to make merry. (transitive) To represent by any kind of play. To practise the diversions of the field or the turf; to be given to betting, as upon races. To assume suddenly a new and different character from the rest of the plant or from the type of the species; said of a bud, shoot, plant, or animal. (transitive) To close (a door).