Verb: To Brown Lip Is To Expel Shit Too close to the edge of the toilet seat so that you shit hangs stuck under the lip of the seat. Semi-permanent. May possibly also including Shit stain on seat (not always the case).
Holy Shit I Just Brown Lipped In the bathroom stall. It sucks for the next person who's shit has been foiled by my brown lip.
when eating out someone's asshole, the one getting his/her ass eaten out has diarrhea into the ass eater's mouth, staining his/her lips a shitty brown color
Pete: Phil, why do your lips look like u just ate a turd?
Phil: That bitch last night gave me brown lips!
A description for a person after giving a rimjob.
"Maggie's got some brown lips after last night."
someone who sucks up to someone more powerful than they are, in other words to kiss someone’s arse.
John Howard is always kissing George Bush’s arse by worshiping him like a king, what a brown lips.