rat's ass 

Rat's ass is a Chinese delicacy.

Zao: Can I have some gravy?
Peng: Certainly.
Peng: Could you pass the rat's ass please...
Chung: There you go.

rat's ass by lexicon December 18, 2004

i couldn't give a rat's ass 

An expression meaning I couldn't care a less or give a shit about something.

Worker: "I was late to work because my car broke down goddamit!"

Boss: "I couldn't give a rat's ass if you got anally raped this morning! You're fired!"

i couldn't give a rat's ass by Human Pickled Punk May 15, 2016

Rats-Assing

(1.) The act of bragging about something not at all worth bragging about. (2.) Someone who constantly brags or talks about things as if you should be jealous, when, in reality, you could really care less.

Walked into work with Lisa this morning. She was rats-assing about her weekend the whole way in.

Rats-Assing by Cap1941 August 7, 2010

give a rat's ass

verb (to): to literally give a fuck about something

mother: Adrian, you Snorlax 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?

give a rat's ass by Uncle Dimma August 19, 2012

ratsass 

not something of great value.

I don't give a ratsass what you think!

ratsass by Bob L July 3, 2003