The inability to care or feel any bit of emotion
Oh, hey look, a flying rat's ass.
I told her last week that I don't give a flying rat's ass
by ACRose15 December 26, 2011
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Used in a sentence to describe someone who doesn't care or give a crap....
When Pickle asked me if i knew Gatteaux boo boo'd on the flo i told him i didn't give a Flying rats ass.
by JOLE BLON April 26, 2008
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The two expressions flying fuck and rat's ass combined for a greater expression.
Adam: It's always been my goal to make it as a u.d.w.o.t.d.
Ricardo: I dont give a flying rat getting ass fucked.
Ricardo: Just kidding. I do and I wish you good luck.
Adam: Bet.
by Mr. Awesome 007 July 18, 2011
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