In the US, the word "game" is currently trendy with single men in their 20's and 30's, and is used, either as a noun or a verb, in a number of contexts. For example:
Sports: This guy you're up against is supposed to be good, so keep your game tight (i.e.: be conservative and cautious) until you see what he can do.
Poker: I heard one of the guys from out-of-town might be a me