Brownback

When a person smears Santorum on another person's back after anal sex.

"Hold still, I'm not finished brownbacking yet!"

by Kama Sutra Scholar February 16, 2015

Brownback

Noun: a man's anal cavern that has been smeared with feces after receiving anal sex.

Verb: to rub feces off of one's penis between the other man's butt cheeks and around his anus from which it was originally located.

Rick decided to give Sam a brownback after their session of passionate love making. While rubbing his cock in between Sam's buttcheeks, Rick felt santorum slowly begin leaking onto his shit covered, semi erect penis.

by Brownbacker420 July 6, 2015

Brownback

A type of anal sex wherein the receptive party has an anal cavity full of feces.

"You want to do anal? Ok, but I haven't taken a shit all day. Hope you're ok with brownback."

When John forgot to douche before bottoming for Harry, their bareback sex quickly became of the brownback variety.

by Banana_man1987 February 12, 2015

brownback

The stain that occurs from the reverse flow of semen and fecal matter after anal sex.

Although Sam tried everything, he was unsuccessful in removing the foul and unseemly image of the brownback upon his lower torso.

by HEYWOOD JABLOME February 12, 2015

Brownback

A term that is used when a baby has shit so much it went up its lower back.

"Man your baby smells dude,Holy shit it has a brownback. You should clean that shit."

by haloboy May 7, 2009

Brownback

The act of defecating into another person's anus, eating said feces out of person's rectum then vomiting on their back

I brownbacked all over my boyfriend last night

by Brownbacker February 17, 2015

Brownback

Noun: a man's anal cavern that has been smeared with feces after receiving anal sex.

Verb: to rub feces off of one's penis between the other man's butt cheeks and around his anus from which it was originally located.

Rick decided to give Sam a brownback after their session of passionate love making. While rubbing his cock in between Sam's buttcheeks, Rick felt santorum slowly begin leaking onto his shit covered, semi erect penis.

by Brownbacker420 July 6, 2015