brown precipitate 

(see markovnikov's law)
Shit, more specifically, a skid mark.

*somebody lets rip*
"Sounds like you just left a brown precipitate!"

brown precipitate by Dominic June 4, 2004

Brown Bus Transfer

When you you stand back to back to another person (while naked) and shit into the opposite person's butt, or the other way around.

Brown Bus Transfers are the best ways to end sex

Brown Bus Transfer by BF and DH September 30, 2007

brown curly 

When you have diarrhea and the shit sticks to your ass crack hairs before you wipe it up.

George: I had such a nasty shit, even had some brown curly.

Bob: No Way!!! Did you check that shit out first before wiped it.

brown curly by Heat Bussa April 10, 2008

brown power 

milk chocolate

I love Hershey's brown power bars.

brown power by Carlthegiraffe February 1, 2010

brown mile

When you take a shit (especially a messy ass shit) then realize you're out of toilet paper and have to make that walk to to get something to wipe your dirty ass with, that short walk that feels like a mile

I was outta tp and to do the brown mile to the kitch to get some napkins to save my ass

brown mile by mondomoon28 January 30, 2012

Brown Snow 

Taking and freezing a large shit to use as a frozen dildo for your girlfriend to play with

Yeah I didnt want to have sex with Jas so I just gave her some brown snow instead

Brown Snow by Notarapist September 4, 2014

brown hurricane 

When the man puts his tongue up the anus of another man then swirls his tongue around as the other man deficates and the resultant faeces looks like a hurricane. the faeces is then eaten by both parties.

Guy 1) dude i could go for an ice cream right about now
Guy 2) lets just have a brown hurricane

brown hurricane by Greenie April 17, 2005