An epic sexual maneuver when you restrict ejaculation for some time with your thumb. After enough pressure has built up, you release your thumb and say "hyduken" while spreading your seed. A hyduken can be done alone or with friends.
biggest virgin in GCC history, he got nominated for being biggest retard. Also a bad leader of TNI:C, he overtook spot of skuzan and that leaded to his retirement, his outfit makes everyone go cringe it look so fucking retarded, but we gotta agree that heydude261 is FUCKING gorgues