Another name for Waco. Often said in alot of Mike Jones and South Park Mexican songs.
Let's get up on this truck and take it to the Co;
Pick up a few hoes darker than coco.
by Milldude April 28, 2005
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Contra Costa County usally refering to tha 925.
Where you from?
Tha muthafuckin' Co Co County!
by Jizzo Fortanel January 22, 2004
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Litterally, ‘ and company’. A lot of times used after the main character of a video-game to denote his\her sidekicks.
Can’t wait to see Sora&co. in *Kingdom Hearts II*!!
by Victor Van Styn July 29, 2005
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Digital O-Face. A replacement for the smiley face when sexting, generally used after a steamy hot sexual innuendo. It can also be used in stealth form by those with dirty minds during general text conversation, when an accidental innuendo is encountered.
Brittany: Do you want me to grab your package?
Kevin: :cO
by Jean Jacker March 10, 2011
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aim conversaton:
Jimz3213: yeah. i totally banged her sister last night.
Susiexxoox4: yeah well. cos...

how is your moms rehab going?
by SUSIEEEEEEEEE October 24, 2007
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The Comics and Cartoons board on 4chan that consists of:

* Grown men idolizing comic book superheroes.
* Fanboys of 80's - early 00's cartoons that consider them to be the greatest cartoons ever made because they grew up with them.
* General threads of Adventure Time, The Regular Show, My Little Pony,, and Homestuck (the en vogue series as of May 2011) that spam the board.
* Trolls that post fetish artwork from deviantart and get 200+ replies.
Typical /co/ conversation

Anon #1: Adventure Time is the greatest show ever!!!
Anon #2: I think Hey Arnold is better!!!
Anon #1: >>STOP LIKING WHAT I DISLIKE amirite? lol take off your nostalgia glasses!!!
by Phil0 May 12, 2011
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