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2.
getting head (dome) while playing a video game. your friends will most likely be jealous of you
"dude i got game dome while i was playing cod."
by Frankiiiie December 28, 2009
 
1.
A game played inside of a dark closed room between two or more men involving their domes.
Hey Jim, wanna play gamedome?

No thanks Bill, I just got done playing with Bobby, and you know how long round two always takes
by KidAntarctic November 22, 2011