When you do the downward dog yoga position with your butt in the air and erupt explosive diarrhea like a volcano
“Dude this girl totally let me volcano poop on her last night!”
While doing a hand stand you try to fart but shit comes out
Al Rocher was at the Olympic games in Rio watching the gymnastics competition and when a dark mass suddenly started covering the l crowd. He realized it was a fudge volcano erupting every where
When your vaginal cavity lets out a spew of hot air, because the orgasm was extremely spectacular.
I am going to marry him. He gave me a vaginal volcanoe.
When you use hot sauce as lube for anal sex.
He gave her the anal volcano!
When a girl masturbates with a vibrator while on her period and blood flies everywhere so it looks like an erupting volcano.
"Dude your girlfriend seemed pretty mad last night. Did you get make up sex?"
"No, it's that time of the month so there was no making up. I slept on the couch and she made the moody volcano."
One person lays down on their back with their mouth open. Another person fills the first person's mouth with spaghettios straight from the can, then proceeds to elbow drop the first person in the stomach, resulting in an eruption of spaghettios from the mouth of the first person.
Boy if you give me any more lip I'll have to give you the spaghettio volcano.
Steve still hasn't recovered from the brutal spaghettio volcano he received last week.
A person who chats a lot of shanter (shit banter) can be reffered to as a 'Shanter Volcano', in the sense that the person in question is erupting with shanter.
The queen is a shanter volcano.