brown tuna

When a woman farts and queefs simultaneously, causing a mixture of odors.

I swear the chick in front of me in line just let out a brown tuna

by Trader1933 January 15, 2017

Brown Aussie

When a World War 2 Australian pilot shits himself, ejecting fecal matter and animal semen into the cockpit of his plane, while being chased down by a Japanese pilot in the skies above New Guinea after having sex with a wallaby. This action turns the entire canopy of his fighter brown in color.

Rei Sen 1 to Rei Sen 2, that limey yellow toothed criminal just shat his pants! I got a Brown Aussie at 1 o'clock!

by Rodney_Sexfart November 27, 2013

Brown the Runway

When you receive a sudden fright, you could say that you almost "Browned the runway"

"I was on my way to work and some dope in a semi almost ran me over.  I thought I was going to brown the runway"

by @WeMoveTheMasses May 11, 2012

Brown Friday

The day after Thanksgiving when toilets across America scream and cry out for mercy.

Redneck Dan: Man... I ate so much of that danged Turducken and partied it down the hatch with them two cases of Red, White and Blur and Pabst beer that my danged toilet is quakin' at the thought of Brown Friday.

by The Somnambulist & Fast Reggie November 29, 2013

Brown Harmonica

When one performs analingus on a women while fingering her vagina.

“At an orgy, I received a Brown Harmonica from an Indian man.”

by Sheepluv420 August 11, 2017

Nonspecifically Brown

Adj. A term used to describe a person of unknown, mixed ethnicity. The individual may or may not be part white.

"Dude, that girl must have some black in her, look at that ass!"

"I dunno, bro, she's just sorta nonspecifically brown..."

by Sophistahater March 11, 2009

brown mountain

a brown mountain is when you shit on someones head and sculpt their hair into a mountain with the shit

I gave sally a brown mountain last night and she still has shit in her hair!

by jarik algrich May 24, 2009