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1.
Abbreviation of Port Coquitlam, a smaller city on the outskirts of Vancouver. PoCo is infamous for being a rough almost Compton like suburb and also it is where mass murderer/ pig farmer Willy Pickton lived. PoCo was a nice place in the 70's and 80's when its population first started to grow and it was also the hometown of Canadian hero; Terry Fox.
"You're from PoCo? I know not to mess with you!"
by Mike% May 15, 2007
 
2.
Means Crap, shit, poo. Derived from the airport code for a town in Brazil called Pocos de Caldas. The airport code being POO.
Steve "Right, it's 11 am, I'm going for my Pocos"
Dave "might join you actually, havent had a Pocos all week"
by Matteo81 December 21, 2011
 
3.
Person who is wider than they are tall.

- a human chode
eg. capper
by leon December 17, 2003
 
4.
Highly derogatory term for thoughts encumbered by pop culture reference or association, usually related to extreme lack of intellectual depth.
His book was the kind of shallow po-co psychobabble you'd hear from that retarded mewling sycophant Doctor Phil.
by Far Beyond Sane September 07, 2003
 
5.
a racist term used for any person whos of mexican decent.
We need to round up all these pocos and send them back to mexico.
by grumpy bear May 09, 2006
 
6.
an idiot that does whatever it takes to get attention.
"hey poco, go cut off your wang"
"will it make me cool?"
"ya"
"ok then"
by phillip ondeasnuts March 11, 2008
 
7.
A kickass person with a lot of mental problems who isn't a CHODE and lives in a little hic town in Texas who is 5'2 and a troubling age of 16 and likes to get high on sugar.
Poco: AKA: The Frivolous Oddball that could 1)Kick your ass or 2) lurve your ass.
by Poco November 01, 2004