Top definition
When one male angrily has sex with another male from behind, the giver gets a little grumpy and reaches around and inserts his pinky finger into the urethra of the male he is also penetrating.
Dude I can't sit or pee this morning, Rudy must have been in a bad mood last night as he gave me the Grumpy Dan.
by Grumpy Dan May 25, 2019