When someone is grumpy and the screw up their lips really tightly so that their lips look like a cats ass.  If they try to smile they can look like a scary cats ass with teeth.
by Marcia Gallagher May 18, 2007
 Get the cats assmug.
Get the cats assmug. by Mom February 4, 2005
 Get the cat's assmug.
Get the cat's assmug. Mike got paid on Friday and threw 250.00 up a CATS ASS on the Cherry master Machine. 
 
My wife went to Wal-Mart and spent $50.00, She just Threw it up a cats ass.
My wife went to Wal-Mart and spent $50.00, She just Threw it up a cats ass.
by Kennith Curnutt August 9, 2006
 Get the cats assmug.
Get the cats assmug. by Sway March 26, 2004
 Get the the cats assmug.
Get the the cats assmug. by Ajax0013 January 7, 2012
 Get the Cat's ass fevermug.
Get the Cat's ass fevermug. 1) A bastard who is so particularily bastardly that he deserves a longer title. The bastard also has a tiny, pink asshole like a  cat. Go figure... 
2) A mythical beast that had the body of a man and the ass of a cat. It is known for being a cat-assed bastard as defined above.
2) A mythical beast that had the body of a man and the ass of a cat. It is known for being a cat-assed bastard as defined above.
1) -Wow, that kid at lunch won't leave our table!
-What a Cat-Assed Bastard
-Yes, let us throw rocks at him.
2) -Wow, that kid at lunch won't leave our table!
-What a Cat-Assed Bastard
-Those aren't real.
-What a Cat-Assed Bastard
-Yes, let us throw rocks at him.
2) -Wow, that kid at lunch won't leave our table!
-What a Cat-Assed Bastard
-Those aren't real.
by Maxxorz September 22, 2005
 Get the Cat-Assed Bastardmug.
Get the Cat-Assed Bastardmug. by Cubi August 27, 2005
 Get the lick the cat's assmug.
Get the lick the cat's assmug.