cos

It means change of subject. It is used more in the mediated communication genres such as texting, pming, iming, emailing, smsing, picture messaging, blogging, and ect...

Lisa Smith: Do these pants make my butt look fat?
John Smith: Hey babe, COS, we are going to be late if we don't leave right now!

by Ms. Busa November 17, 2009

cos

It means the passing of stool. Its origin is derived from Bill Cosby.

"Yo man I gotta drop a cos!"

by HFC Tru September 20, 2007

co

Co is what you call someone who is an idiot. Someone who is desperate for attention and popularity, hangs around, doesn't take a hint.

Co, just stfu

Hi co.

by salt n' vinegar flavour March 26, 2005

Co

A shortened term for 'Counter' as in counter attack.

she is so Co-coordinated, she falls a lot

by 50% Cat August 25, 2011

Co Co Mo

Code word used by teenagers to warn their friends to leave the room while with their gf/bf. Useful for cockblocks who don't take normal hints to leave.

*making out with girlfriend* "Hey man, Co Co Mo."
"She's gonna let you hit it?"
"Hell yeah! Now get the hell outta here!"

by Joe-E November 09, 2008

COS

It’s an acronym for “Chip of Shit” aka Shit Chip

When I got closer I realized he was playing with a COS..

by Cake.Slaughter November 14, 2022

cos

Like Dawg, another attempt by black street thugs to address one another.

Yo cos, whereyou be hidin da crack?

by Moe Foe March 30, 2005