Top definition
Full Contact On Grass. Means if your playing a street sport and it gets onto the grass somehow you are allowed to physically hit the person.
Guy 1: Let's go play some road hockey!

Guy 2: Alright, FCOG?

Guy 1: Yea but I'll be too busy sniping g-notes.

Guy 2: Just watch your back when your on the grass!
by Foi June 29, 2009
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