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.
The act in which a grown man wears a thong(preferably yellow) and takes a shit. The thong in turn spliting the pinched load in half to ..
