Wiktionary
litter boxes
n. (litter box English)
Usage examples of "litter boxes".
Violet and Verbina didn't want the house smelling of litter boxes.
He's our vice president in charge of waste baskets and litter boxes.
Win wasn't an expert on cats, but he was quite sure litter boxes had an entirely different purpose.
It's great, you get to clean their litter boxes, put their little food in their little bowls, take them to the vet.