Main Entry: ¹clean

Pronunciation: \ˈklēn\

Function: adjective

1 a : free from dirt or pollution b : free from disease or infectious agents <a pullorum-clean flock> <keep installations clean of TB infection>
2 : free from smudges or anything that tends to obscure <a clean set of fingerprints>
3 of a horse's leg : free from curbs or bunches below the hock
4 : free from drug addiction