coo 

a slang term for cocaine, mainly used in england and the UK.

i'm bored, wanna go and do some coo?

coo by mikodon March 11, 2007

coo 

vagina

Her warm, moist coo worked my dick for some goo.

coo by urban pervert. March 10, 2003

Coo 

Used when a person is upset.

''dude you missed your bus''
''awww coo!''

''Your boyfriend cheated on you''
''COOO!!! :(''

Coo by Raaz Taaz January 29, 2009

coo 

A noise that pigeons make, along with other vegtables such as lauren, who is the shit at cooing.

megan "meow"
Lauren "coo"

coo by megs April 12, 2005

coo 

a stupid way of saying "cool," often said by those who, ironically, want to be "coo". . .DAMMIT!!. . .

"What do you think about that new song?"
"It's coo. . .er. . .groovy. . .um. . .sweet!"

coo by Fatass February 13, 2003

coo 

Another word for masterbating. C.O.O stands for Cranking One Out.

Man, I gotta go home and coo before my mom comes home.

coo by coo master September 22, 2008

coo 

a mash-potatoe type mixture of cum and poo......mad gross

When i pulled my dick outta her ass it was covered in hot coo.

coo by Lord farkwad April 21, 2008