Engage in games (4)
I believe the answer is:
play
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">engage in games</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for play that I've seen before include "Work for actors" , "Have fun -- theatrical work" , "Make sport" , "Hamlet, for example" , "Slack - performance" .)