blowing back 

When your girlfriend gives you a blow job at home so hard that cum shoots out so fast that it starts to blow you girlfriend back 10 feet and covers your house.

we were doing it so hard it started blowing back at her 10 feet

blowing back by rshizzal February 1, 2015

back blowing 

basicly when you take a drag from a cigarette, then blow the smoke into someones mouth and they inhale.

daym, look at those two hot chicks back blowing.

back blowing by voldemort9999999 September 4, 2010

Blowing Chunks Backwards 

when you have gas built up behind your crap and suddenly need to go to the bathroom, and once you sit down u shoot the crap so hard it makes the water splash your ass. anlso known as projectile shitting.

Aw, now my ass is all wet because i was blowing chunks backwards.

Blowing Chunks Backwards by Wolfman (not boy you mofo) January 24, 2009

backseat blowing 

To perform fellatio, which usually takes place in the back of means of transports (Train/Bus, Cars) and is known to be a sexual pleasure in the human nature.

"How did your date went?"
"Oi i was driving in 2 Birds in a 3 Seater, she couldn't blow me tho"
"HAH, so no backseat blowing for you"

backseat blowing by mrks_az July 9, 2021