kitty litter
nounCA, US /ˈkɪti ˈlɪtɚ/ · UK /ˈkɪti ˈlɪtə(ɹ)/
1
Usually Synonym of cat litter.
2
Broadly, Informal, Usually Any similar mix, used to soak up liquid spills.
3
Hobbies, Lifestyle, Motor racing, Racing, Sports Informal, Usually A gravel trap (a large area of gravel used to slow cars that leave the track)