2 definitions by SleazyE

Top Definition
Stands for 'rock out with my cock out'. As seen in the movie American Pie.
Dude, how are you?
Oh you know I'm rowco.
by sleazye July 18, 2005
It was used in the vietnam war to describe new soldiers. It stands for Fucking New Guy.
Man I don't want to be stuck with this FNG.
by SleazyE October 24, 2004

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