term used when discussing the foreplay of fingerbanging often followed with the gesture of sticking your fist through your other
guy 1: dude, i totally manfisted that shit last night!!
guy2: sweet!!, bet that had her ready to go
manfist: define #2
The act of raising a tightly-clenched fist to the sky, while speaking, in order to add gravitas or emphasis to said speach.
Jon raised his Man Fist to the sky and declared that he would, “kick Steve so hard in the balls, his mom would feel it!”.