COS

Comfort Over Swag- Usually given to the guy who'd rather wear sweatpants than jeans out.

"John really believes in COS, dude."
"Yeah he was wearing sweatpants and a sweatshirt to the club last night."

by COS pro June 7, 2013

COS

Abbreviation for "Chamber of Secrets", the second book on J.K. Rowling's Harry Potter.

"cos is my fav book"

by Raqueli88 September 5, 2006

'cos

Because

FB? I’m voting/voted 4 my FB frs, 'cos they can COPE with ANCilliated DP etc. With play on political names –yes, I know the election is gone, but since home affairs opened for issueing of ID books after voter registration was closed I can’t foresee this being a problem to prepare early for the next elections.

by Hercolena Oliver July 11, 2010

cos

church of satan.

by ... July 1, 2003

COS

An abbreviation for Chief of Staff, the best drinker in a group of political workers.

John: Eric was really hammered last night after the fundraiser. He must have had 20 beers.

Jason: Yeah, he’s the COS.

by Bamalama Johnson April 7, 2008

Cos

abbreviation for "change of subject"

aim conversaton:
Jimz3213: yeah. i totally banged her sister last night.
Susiexxoox4: yeah well. cos...

how is your moms rehab going?

by SUSIEEEEEEEEE November 10, 2007

CoS

Abreviation for the Church of Satan, an official organization referring to those that worship the devil.

He is a member of the CoS.
Just like FBC is First Baptist Church...

by Heidi April 26, 2005