A form of expression, signaling a sudden great force, like a push or a blast of pure energy. =D. Original form, second for is plugen created solely by Katoosh and posted onto urban dictionary.
To expell gas from your posterior in a clasping/throwing motion into another persons general vacinity. Used in conjunction with saying the word "Haduken!!" simultaneously. Additional emotion can be added to the act by saying "Rat-ta-tuken" instead of solely "Haduken!!"