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a. An activity involving physical exertion and skill that is governed by a set of rules or customs and often undertaken competitively.
b. often sports(used with a sing. verb) Such activities considered as a group: Sports is a good way for children to get exercise.
a. A usually challenging activity undertaken for amusement: "the sport of trying to eat [a bratwurst] with anything fewer than four paper napkins" (Jane Kramer).
b. Fun; amusement: balanced on the curb just for the sport of it.
a. Mockery; jest: He made sport of his own looks.
b. An object of mockery, jest, or play: treated our interests as sport.
c. A joking mood or attitude: She made the remark in sport.
a. One known for the manner of one's acceptance of rules, especially of a game, or of a difficult situation: a poor sport.
b. Informal A fair-minded person, especially one who accepts teasing or difficult situations well: Be a sport and show me where you caught those fish.
c. Informal A pleasant companion: was a real sport during the trip.
5. Informal
a. A person who lives a jolly, extravagant life.
b. A gambler at sporting events.
6. Biology An organism or a part of an organism that shows a marked change from the parent type, typically as a result of mutation.
7. Obsolete Amorous dalliance; lovemaking.
v. sport·ed, sport·ing, sports
1. To play or frolic: children sporting in the waves.
2. To joke or trifle: "Lear ... in a storm, half mad, sported with by the gods" (Cynthia Ozick).
1. To wear or have on one's body, especially prominently or ostentatiously: sports diamond earrings; sports a tattoo.
2. To have as a prominent feature: a car sporting a new paint job.
adj. or sports
1. Of, relating to, or appropriate for sports: sport fishing; sports equipment.
2. Designed or appropriate for outdoor or informal wear: a sport shirt.

[Middle English sporte, short for disporte, from Old French desport, pleasure, from desporter, to divert; see disport.]

sport′ful adj.
sport′ful·ly adv.
sport′ful·ness n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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Then from his loftie stand on that high Tree Down he alights among the sportful Herd Of those fourfooted kindes, himself now one, Now other, as thir shape servd best his end Neerer to view his prey, and unespi'd To mark what of thir state he more might learn By word or action markt: about them round A Lion now he stalkes with fierie glare, Then as a Tiger, who by chance hath spi'd In some Purlieu two gentle Fawnes at play, Strait couches close, then rising changes oft His couchant watch, as one who chose his ground Whence rushing he might surest seise them both Grip't in each paw: when ADAM first of men To first of women EVE thus moving speech, Turnd him all eare to heare new utterance flow.
Her garments are embroidered with pure gold; And every part so rich and sumptuous, As India's not to be compar'd to her; She must be courted, marry herself invites And beckons us unto her sportful bed.
Special edition accessories - jersey and helmet - were designed for this occasion, together with partners Sportful and Rudy Roject.