litterbug

[ lit-er-buhg ]
/ ˈlɪt ərˌbʌg /

noun

a person who litters public places with items of refuse: Litterbugs had thrown beer cans on the picnic grounds.

Origin of litterbug

First recorded in 1945–50; litter + bug1

OTHER WORDS FROM litterbug

lit·ter·bug·ging, noun