Dictionary

Any activity that uses physical exertion or skills competitively under a set of rules that is not based on aesthetics.

Something done for fun, regardless of its design or intended purpose.

Example: Joe was banned from getting legal help. He seemed to view lawsuits as a sport.

A person who exhibits either good or bad sportsmanship.

Example: Jen may have won, but she was sure a poor sport; she laughed at the loser.

Somebody who behaves or reacts in an admirably good-natured manner, e.g. to being teased or to losing a game; a good sport.

Example: You're such a sport! You never get upset when we tease you.

To amuse oneself, to play.

Example: children sporting on the green

To mock or tease, treat lightly, toy with.

Example: Jen sports with Bill's emotions.

To display; to have as a notable feature.

Example: Jen's sporting a new pair of shoes;  he was sporting a new wound from the combat

To divert; to amuse; to make merry.

To participate in sports; typically used by a person with little interest in the subject to derisively elide details of the activity in question.