It's the ultimate definition of fine. When something is so fine, it slaps you stupid.
"Damn girl! Look at you. You lookin' stupid fine!
by K26 January 10, 2008
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A state of being that can - very commonly - generate a state of trance known commonly to bros everywhere as 'booty blindness', or in layman's terms, 'tunnel vision'.
"Bro, check out that chick on the dance floor."

"Damn, bro! She crazy stupid fine!"
by deckardshawls July 18, 2015
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