uni-brown 

when you have diarrhea and you shart a brown streak in your undies from top of ass crack to the gooch/taint area.

damn man, that mexican food gave me the mark of the uni-brown

uni-brown by OleGabe October 31, 2011

unibrown

When you are striking from behind and you insert you thumb into your preys ass, then wipe the shit on your thumb all along the eyebrow area. This causes a unibrow of shit.

Nate gave Mike Solheim a raging unibrown!

unibrown by Whitty1989 April 2, 2008

Unibrown

The act of shitting on someones brow causing a line of shit to resemble a unibrow. (coined by RedBlaze6 on 02/17/2012)

I shit on Kevin's forehead. Now he has to pluck around his unibrown.

Unibrown by RedBlaze6 April 17, 2012

Unibrown

Adjective - Two eyebrows connecting in the middle creating the illusion of only one full eyebrow. Only found on brown people.

Jaspreet: Hey did u see my boyfriends eyebrows??😻😻
Sukhpreet: Ya!! He has a really nice unibrown!

Unibrown by jsjr1234 May 9, 2017