A sex move where one takes an enema, does a handstand, and squirts diarrhea all over the other person/room/goat/etc. (For those that dont know, Mt. Vesuvius was the volcano that covered Pompeii in ash, desroying the city.)
A-So you have a date with Bianca tonight?
B-Yeah, I'm gonna take her back to my place and give her a Mount Veuvius.
A term used to describe the sudden, violent overflowing of carbonated beverages. A beverage is said to have "Gone Vesuvius" when it sprays or foams beyond the confines of its designated container.
Pardon the wet spot over there. The seltzer water went all Vesuvius when the bottle was opened.
A sex show where someone diarrheas into someone elses butt-hole a foul fish-smelling log, and then they poop it back into their butt-hole, with the same soggy log. Forever.
When Joe couldn't pay rent, he talked Ben into doing a Vesuvius Fishodor Show as payment to his landlord.
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.