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
Camryn	KAM-rin	English (Modern)
Alina	ah-LEE-nah (German, Italian, Polish)	Romanian, German, Italian, Polish
Finnguala	-	Irish, Irish Mythology
Bendiks	-	Latvian
Yaromil	-	Medieval Slavic (Hypothetical)
Jarrett	JER-ət, JAR-ət	English