something done (usually as opposed to something said)

engage in an activity as if it were a game rather than take it seriously

participate in games or sport

contend against an opponent in a sport, game, or battle

engage in recreational activities rather than work; occupy oneself in a diversion

be at play; be engaged in playful activity; amuse oneself in a way characteristic of children

the playing of a game of tenpins or duckpins etc

(baseball) playing the position of catcher on a baseball team

playing golf

(baseball) playing the position of pitcher on a baseball team