When you nut in a girl then pour vinegar into the girls cooch, and then proceed to pour baking soda in afterwards. causing a mass volcano to erupt (especially when she queefs)
tyler: yoooo dude i just made jess have the most volcanic cooch everrrr!!!
Issac: yoo thas crazy, i need to buy some more vinegar!
To pour hot sauce onto one's vaginal area and crevices, then participate in the act of thrusting violently in and out of it with your penis.
Man, surprisingly she let me perform the volcanic thrust upon her.
volcanicgaming11, an Ambo Driver for the Queensland Ambulance Service
You: Hey, Volcanic! You drive ambos, right?
Volcanic: die
What a penis is like at 10 PM when you just looked at skimpy women
George: Yo my dick is so volcanic right now
Jerry: Why bro?
George: I was on Youtube and just saw a bunch of women in bikinis
Jerry: You best go and wank off mate!
someone who someone constantly does something annoying, and ignorant. Knowing he/she is annoying but doesn't care and continues doing it regardless of the warnings he/she has gotten.
"Man, Ted was being a Volcanic Nazi Ass Packer in gym class today."
The product of female ejaculation post orgasm during her menstrual cycle, creating a bloody explosion resulting in a volcanic like eruption
I was making love to my wife and after I pulled her tampon out I made her squirt resulting in a volcanic orgasm
A storm in a teacup so to say
Violent violet Volcanic disruption caused a minor epiphany.