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The act of putting your penis inside a females anus and having her fart, inflating the foreskin. Then pinching the top of the foreskin and putting the penis into the females mouth. The release of gas from the foreskin into the females mouth should cause her to throw up.
"Dude i gave my girl a Foreskinflation last night, she threw up all over the cat"
by Smegma Smegmerson July 22, 2018
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