back head humper

A term commonly used when playing Left4Dead 2. It referrs to the special infected Jockey due to its ability to jump on the back of one's head and drive them into danger.

BACK HEAD HUMPER, BACK HEAD HUMPER, GET IT OFF, GET IT OFF!!!!

by Jakitup January 22, 2011

Back Mouth

Another name for a person's anus.

If you don't shut up I'm gonna make you eat that plate with your Back Mouth.
I was fucking this chick in the Back Mouth the other day and she started convulsing. It looked like a toothless horse eating a carrot.

by RobTZ84 July 17, 2011

Back Porch

Verb. To take a shot by having it poured down the back and ass crack of a man, usually after losing a bet.

My mouth is on fire after back porching fireball.

by Hot shot December 16, 2013

Back to Narnia

When a homosexual or bisexual "comes out" (of the closet) and then changes their mind and pretends to be straight again. From "The Lion, the Witch and the Wardrobe" by C.S Lewis, where you go in the wardrobe (closet) to get to Narnia.

"What happened to your ex, Naomi?"

"Oh, she went back to Narnia."

by Naomi January 23, 2005

back door slam

to violently smack a womans ass during anal sex

when hary fucked sally he slammed her back door

by Nicholas Steven Hinch April 9, 2005

back door whore

1. can be someone who likes to be analy intruded mutiple times on a regular basis
2. one who answers the back door of a house then has sex in the door way

1. a hooker is a back door whore because if they have anal sex mupltiples times with a regular "cliant" then they get payed more
2.a horny person answers their door causually then breaks out into sexaul conduct and has sex in the door way

by rachel burgess May 25, 2006

back at it again

Back at it again, meaning back at it again with those white vans! From a popular vine of a kid following his friend around and his friends name is daniel and he always wears white vans.

DAMN DANIEL, BACK AT IT AGAIN WITH THOSE WHITE VANS.

by Crystal khat August 15, 2016