Kitten

Like a cat, but a ninja-in-training
your kitten will try to steal your tuna without you noticing.
by iwillneverbeafraidagain February 19, 2012
mugGet the Kittenmug.

Cats

Ninjas in fur suit with knives hidden in the paws.
When you cat(or cats) stalks the hallway at night? Yeah, it's training.
by iwillneverbeafraidagain February 19, 2012
mugGet the Catsmug.