What is Grimey-ass Grin?
1.
A facial expression expressed by a man or woman who has been discovered recently engaging in an illicit or private activity, usually appearing delighted.
Jason woke up later in the afternoon, and saw his house mate and some young woman on the couch roused and mussed up with grimey-ass grins on their faces.
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1.
Saint Louis police slang for an African American. Often used in police reports to avoid appearing blatantly racist.
Lawyer: You said in..
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In short, a longer phrase that can be used when something is cool, and awesome, but doesn't mean its extremely cool. Instead of say..