To hit back.
When you are clogging the toilet with your massive, brown logs of divine terror, the brown water that splashes up on your butt and balls is known as a "backfire".
When you are clogging the toilet with your massive, brown logs of divine terror, the brown water that splashes up on your butt and balls is known as a "backfire".
by Quakeulf October 30, 2005

by QueenLisa December 25, 2007

When a friend is getting head and his girl/slut decides not to swallow and said friend busts in his face (accidental/on purpose). This act is compareable to spider man shooting his webbing in his eyes.
I think Kyle just did a backfire again.
Gee wiz I can not believe the call him Backfire.
I hope Ashley does not find out about my backfire incident.
He has an issue with the G-Spot, so he tends to backfire.
Gee wiz I can not believe the call him Backfire.
I hope Ashley does not find out about my backfire incident.
He has an issue with the G-Spot, so he tends to backfire.
by Crippler8 February 24, 2008

This is when a guy ejaculates into a girls ass, followed by the girl blowing the load back onto the guy by farting.
Man, you wouldn't believe it last night I finally got to do anal to my girl but she totally backfired in my face, yep rough night.
by Hydro24 December 1, 2009

Any variety of outdoor fire pit or fireplace located in a backyard. A backyard fireplace, i.e., backfire
Hey, stop by the store on your way over here and pick up some dang marshmallows... I'm starting up the backfire!
by crispernaki July 3, 2014

by Azure Dragn May 1, 2007

Guy 1: "So Did You Get Her Pregnant?"
Guy 2: "Nah she Backfired Onto Me"
Guy 1: " Eww That's Gross!"
Guy 2: "Nah she Backfired Onto Me"
Guy 1: " Eww That's Gross!"
by LucusIV June 2, 2018
