Wash, The, inlet of the North Sea, 20 mi (32 km) long and 15 mi (24 km) wide, between Lincolnshire and Norfolk, E England. It receives the Witham, Wellend, Nene, and Ouse rivers. It is mostly shallow with sandbars and low, marshy shores. Dredged ship channels lead to King's Lynn and Boston.

Wash may refer to:

• Wash (creek), a usually dry creek bed or gulch that temporarily fills with water after a heavy rain
• WASH, a Clear Channel Communications radio station
• Wash (distilling), the liquid produced by the fermentation step in the production of distilled beverages
• Wash (Firefly), a fictional character who originated in the science fiction television series, Firefly
• Wash (painting), a light covering of diluted paint on a painting
• Wash (Prison Break episode), 40th episode of American television series Prison Break
• The Wash, the square-mouthed estuary on the northwest margin of East Anglia
• The Wash (film), a hip-hop styled film,
• "Wash (song)", a Pearl Jam song
• Wash is a slang for crack cocaine

See also

• Car wash (disambiguation)
• Washing