Brown Numbers 

An instance where you metaphorically pull some figures out of your arse to needlessly quantify an argument, typically in the work place

"Let me run some brown numbers on that for you"

Brown Numbers by anders limpar February 10, 2015

number one brown jersey

Belonging to the same family of vile sexual acts such as the cleveland steamer and the hot carl. The number one brown jersey consists of engaging in anal intercourse in the rear entry position and then removing the penis, placing it on the female's backside and rocking back and forth to create the likeness of a number one using the fecal matter that has collected on the penis.

"Yeah mutha fucka...I gave that hoe a number one brown jersey last night...and then she turned around and slobbed my jiggaboo pie."

number one brown jersey by shame on a n**** January 31, 2003