The word which dannye affectionately (and frequently) uses in substitution for the word "Chatterbox". This is probably due to the vast quantity of--what could metaphorically be described as--shit that flies through that bad-boy moment to moment.
Meow.

For the pet-stupid, this is also the little plastic tray, generally filled with odor absorbant clay bits or silt that you train your cat to go to the bathroom in.