What is Hammer Smash?
1.
The act where two or more men either accidentaly or intentionally smash or hit their penis'(
"Hey big boy, wanna come over and play some hammer smash?"
"Bob and I were in the locker room shower when he passed by me and we accidentally played hammer smash!"
See
Random Words:
1.
when a penis become erect at an unwanted time
see also morning woodor stiffy
Steve had a frozen hose, so he looked at some granny porn..