Definitions by Oldman45

Cosco 

A word meaning “crack open some cold ones.” Originated from some vine awhile ago. Has to do with drinking.

Saturday nights are for the boizzzzz...COSCO🤙🏼🍻

Cosco by Oldman45 June 22, 2018

cosco baby 

Something you say cause you're an idiot and want to confuse your friends and make them try to figure out what it means when it really means NOTHING ABSOLUTELY NOTHING

🤙🏼cosco baby

cosco baby by Oldman45 August 10, 2017