Longman Dictionary of Contemporary English
Wiktionary
n. Mix of sawdust, grit, etc. used to provide a soiling area for pet cats.
Usage examples of "cat litter".
The Siamese watched with concern as a bag of cat litter and some canned delicacies went into a carton.
If you can't bury or otherwise dispose of your pet's droppings, cover them with dry sawdust, cat litter or dirt.
He imagined virgin leather upholstery ripening under an ambrosial lode of orange rinds, cottage cheese, Heineken bottles, coffee grounds, eggshells, crumpled wads of Kleenex, potato skins, sanitary napkins, pizza crust, fish heads, spare ribs, leaky toothpaste tubes, bacon grease, coagulated gravy, cat litter and chicken necks.
I found splinters of wood, likely from the floor and walls, and cat litter, dirt, bits and pieces of insects and plants, and the expected ash and trash from the fire.
The smell of stale cat food and the pieces of cat litter between my bare toes had always been irritating, and now even the cat himself, sitting like a fake cat staring at the kitchen cupboard where Berry said there must have been a loose mouse, the castrated cat himself turning to stare at me with a terrorizing disdain, bothered me.
She thrust what appeared to be a green onion, a large spotted toadstool, and a considerable amount of what looked like cat litter into Ron's hands, finally pulling out a rather grubby scroll of parchment that she handed to Harry.
He parked near the building's main door and got his equipment out of the trunk: the hose full of cat litter, the can of Mace, the roll of tape, the work gloves.