Dictionary definition · wash
noun
- a thin coat of water-base paint
- the work of cleansing (usually with soap and water)
- the dry bed of an intermittent stream (as at the bottom of a canyon)
- the erosive process of washing away soil or gravel by water (as from a roadway)"from the house they watched the washout of their newly seeded lawn by the water"
- the flow of air that is driven backwards by an aircraft propeller
- a watercolor made by applying a series of monochrome washes one over the other
verb
- clean with some chemical process
- cleanse (one's body) with soap and water
- cleanse with a cleaning agent, such as soap, and water"Wash the towels, please!"
- move by or as if by water"The swollen river washed away the footbridge"
- be capable of being washed"Does this material wash?"
- admit to testing or proof"This silly excuse won't wash in traffic court"
Source: Open English WordNet (CC BY 4.0).