not give a rat's ass

(rude)

to not care at all Frankly, I don't give a rat's ass about her.

Name	Pronounced	Usage
Rik	RIK	Dutch
Leola	-	English
Peta	-	English (Australian)
Nicolle	[ni:'kɔ:l]
Aukusti	OW-koos-tee	Finnish
Anina	ah-NEE-nah	German