Playing, in the process of playing. / (figuratively) In action.

As a joke. / In operation, active, currently valid. / (sports) Available to be played according to the rules of the game in question; within the boundaries of the pitch etc.

(theater) Action carried on aside, commonly in dumb show, while the main action proceeds; action not intended to be observed by some of the persons present.

To act in a way most suitable to; to act in a way that best brings out (a quality, condition, etc.). / To act in order to gain the attention or admiration of.

simple past tense and past participle of play with

Third-person singular simple present indicative form of play with

Third-person singular simple present indicative form of play on

simple past tense and past participle of play on

A field on which a game, especially a ball game, is played. / (figuratively) Any place or context within which competitive activity takes place, such as market competition between companies.

present participle of play around