1 definition by [MAAN] VelocityRed8
When a man or Maan recieves fellatio from his partner while playing a video game. In order for this act to be deemed a true gamekin, the reciepent must continue playing the video game, even though he is typically quite distracted. Derived from the terms game and blumpkin.
by [MAAN] VelocityRed8 September 20, 2008