WAST may refer to:
WAST (Ohio), a defunct daytime-only radio station licensed to Ashtabula, Ohio, US
WAST-LP, a defunct low-power television station in Ashland, Wisconsin, US
WNYT (TV), formerly WAST, a television station licensed to Albany, New York, US
Wast Water, a lake in Cumbria, England
wast, a past-tense form of to be formerly used with the pronoun thou
