fsc

shortened form for calling someone a fat shit cat

That fsc better not strike out.

by Batost March 13, 2008

fsc

Full Size Chevy pickup truck

Thats a really nice looking fsc!

by NateDiggity November 26, 2006

66th fsc

the most horrible unit in the entire U.S. armed forces.

man 1: so where are you getting stationed?
man 2: fort sill oklahoma..
man 1: uh oh. what unit? do you know??
man 2: the 66th fsc.
man 1: oh dude i am so sorry to hear that. here's some rope for when you need it..

by fordmudr October 3, 2011

FSC

Frequent Shitters Club

FSC man you already know

by Eugene Crabs October 15, 2018