The act of having unprotected anal sex using your partners fecal matter as luberication.
The governor of Kansas brownbacked his aide Jesus so hard he had poo splatters all over his desk.
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.
When a person smears Santorum on another person's back after anal sex.
"Hold still, I'm not finished brownbacking yet!"
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.
6๐ 3๐
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."
16๐ 20๐
Screwing oneself with a personally influenced and recently enacted legal statute or executive order.
The Governor of Kansas was really brownbacking himself when he rescinded LGBT protections in the state.
469๐ 9๐
When you take a runny dump on your partner's back while a third partner waits patiently at the crack for the stream to travel to their mouth.
My boyfriend and I brownbacked that Governor so badly he looked like a six year old that scarfed down a chocolate Sunday
77๐ 2๐