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
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Random Words:
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1. An impossible class that results in sleepless nights, ruined GPAs, failing grades. Death. But it will teach you more about history, ..
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One who cannot get his/her fill of semen.
Man, that hooker was such a nut junkie that she gave a free round of blow jobs to everyone at..