A person that can be described as dirty or triflin. A grimebull is visibly dirty, and does not make any attempt to look clean.
"Look at Bill. He's such a grimebull."
"Young Dirt wears that sweatshirt every day. He is a grimebull."
"Young Dirt wears that sweatshirt every day. He is a grimebull."
by jaquan123321 October 22, 2009
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