A box used to provide a soiling area for (usually) pet cats, generally filled with kitty litter, sand, clay chips, etc.

(idiomatic) The best person or item in a group; the best that one has to offer.

Any of a group of frogs in the family Megophryidae, notable for their camouflage abilities.

A litter or bed borne between two horses.

(Singapore) Unwanted items thrown from high-rise apartment buildings, posing a danger to pedestrians below.

plural of litter tray

A rubbish bin.

Dead plant material, such as fallen leaves, bark, and twigs, that has fallen to the ground and may be used by animals as habitat or for nest-building, eventually decomposing and releasing nutrients into the soil.

(espionage) Items in a spy's pocket (such as ticket stubs and coins) to make their cover seem more authentic.

(informal, derogatory) A person who repeatedly drops litter.