It is when someone (more than likely a male), takes it in the butt and whoever is on the giving end deposits some semen. the "blow back" occurs when the receipient farts it back out on to the "giver". Hence the term "Blow Back"
I was with my "life partner" going hot and heavy and decided to leave him a gift, he decided to take my "gift" and Blowback on me.
by Arrogant Carroll May 17, 2013
when semen is swilled in the mouth of the recipient, then passed back to the producer of the semen, via oral exchange.
by mrstiiiii April 21, 2009
Occurs when one is blowing mucus out of one nostril and tears erupt from the tear duct on the eye opposite.
by mrquakes November 25, 2008
N- Stool ie Shit that erupts from ones from ones anus while another puts that pipe in there ass (while engaged in anal sex).
Man i was pounding that broad in the ass and right before I busted my nut she hit me with some Blowback. That fuckin' slut can't hold her mudd...
by Un10nCarb1d4 July 10, 2009
When someone is performing a blowjob on you, and just as you're about to cum, they put their thumb over the end of your dick. This causes the cum to shoot back into you, usually straight into your spinal column and crippling you for life.
Person A: How did you become disabled?
Guy in wheelchair: I was having sex with a hooker but she did a blowback on me so she could steal my wallet.
Person A: LOL!
Guy in wheelchair: I was having sex with a hooker but she did a blowback on me so she could steal my wallet.
Person A: LOL!
by NickC. September 15, 2010
by soppyguiseppe February 19, 2010
the act in which a man causes a women to laugh as he blows his load in her mouth, causing the load to fly out of her nose back onto him.
by Superman307 August 20, 2010