Used when one is a bridesmaid at ones wedding it is used as a nickname for the most popular girl.
Hey rat ass can you find me the drinks
by Captain dictionary May 24, 2021
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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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verb (to): to literally give a fuck about something
mother: Adrian, I want you to save your sinking Titanic. The only way you can do this right now, is guess what, to give a rat's ass about your future.

Adrian (snoring): ,,,zzz...zzz...oh hello mom, what time is it?
by Sexydimma May 24, 2012
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A woman, void of any perceivable moral conduct or code, implying trashiness or tackiness, who misuses and degrades their body without charge to another.
Dan: That girl just offered to snowball with me!

Stacey: She is such a rat-ass hoe!
by pimp&ragassho December 16, 2008
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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 27, 2008
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