What is Grundleslap?
1.
A guy makes his pants tight so that the area above his dick if firm (usually by sitting down, you know what i mean) and then slaps it with his hand, in what would seem to be painful but is completely not.
I grundleslapped you mom last night
See
Random Words:
1.
A mans head that is hairy on the sides but completely
bald in the middle.
Coreys dad is such a clown head!
See skull head, bowling ba..