1. When a man pulls out and cums so hard he shoots into his own mouth, doesn't let it faze him, and pulls her down to kiss him, transferring the cum.
Last night we were having sex and, at the last minute, he pulled out and went dirty Calvin on me.
by Benyumin June 13, 2019
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A Dirty Calvin is a person who is sweet and loving but he has a monster hiding in he's pants O.o when I say this I’m not joking like OoF- every guy would wish to have a pp like he’s xd.
Ooooh your such a Dirty Calvin.
by Pure stupidity April 18, 2020
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1.This is the tragic moment when a guy realizes the condom he has is too big for his small set up.

2. When a man crys while having sex, like a massive pussy.

3. When a guy cums early, but has sex anyway...
Last night, nick pulled a dirty calvin, it sucked.
by Sharkpuncher July 12, 2010
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When you and a female parter are having anal sex, she has to take a poop, so you pull out let her take the poop then you put it back up her buttox then u give her anal then you take the poop and put it in your buttox
" Oh damn! Me and that Bitch had a crazy night we had a dirty calvin"
by Zach Harrington January 12, 2009
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Dirty Calvin Pirate-A sex act carried out by persons with a naval fetish, whereby the participants stands naked in a room watching the BBC programme Sailor, wearing a pirate hat and eye patch, and using an Action Man naval figure to stimulate his/her rectum whilst loudly saying pirate phrases such as “Yaaah, for shame”, “Me blowhole be looser than a whales bottom” and “Heave ho, prepare to take me broadside
“I came home and he was doing the Dirty Calvin Pirate again. The dog won’t come back in from the garden and he keeps hiding my jewellery in boxes under the lawn....”
by David Beatty May 21, 2019
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