The occurrence of explosive diarrhea immediately after anal sex, while the participant is lying on their stomach, and the fecal matter projects upward in a volcano-like fashion.
My 1200 thread count sheets were ruined after that ho Mount Vesuvius'd all over the bed.
3 more definitions
The act and/or result of a man taking such a large shit that it ice-creams beyond the water level while simultaneously pushing against the ejaculatory gland in the rectum hard enough to make the man ejaculate(cum like a stallion) on the peak of the newly formed shit mountain, creating a brown and white massive volcano shit
"Babe you aren't gonna believe I the dump just unloaded! I think I'll call it Mount Vesuvius."
someone stole my nameによって 2014年02月13日(木)
A famous spot that appears on someones face. It is extremely visible and infected. Commonly known for exploding over someone.
Naj's Mount Vesuvius is about to explode over someone!
When a girl takes a drag of a cigarette then gives a guy a blow job.
That chick just gave Greg a MASSIVE mount vesuvius!