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A guy that Hangs out at Old #3 in Roslyn, WA trying to get young guys to go to the bathroom with him.
You want to go McGruff in the bathroom
by Baller42o May 26, 2009
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Hey, I thought I got away with that burglary but my crime-partner pulled a McGruff on me.
by Bobby Rose November 10, 2007
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1. Crime dog
2. Used to describe a smell like that of a dog.
3. Libby
"I need to take a shower, I'm getting a bit Mcgruff."
by The Admiral July 23, 2003
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