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(noun) : an outfit made completely of gray; a gray top and gray bottoms. see also bloutfit (all blue), blackout (all black).
Sally: Ohmygod did you see that girl's groutfit?
Penny: Yes! I can't believe she wore that in public!!
by louise321 February 22, 2009
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An outfit consisting entirely of gray. Also, bloutfit = all blue, poutfit = all purple, etc.
Did you see that chick's Groutfit?

Yeah man, it was sexy as hell!
by frumpty dumpty June 21, 2011
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