1. the channel or break produced by erosion of relatively soft soil by water

- it was several days after the storm before they could repair the washout and open the road

Definition categories: shape, channel, groove

2. 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

Similar word(s): wash

Definition categories: process

3. someone who is unsuccessful

Similar word(s): dud, flop

Definition categories: person, failure, loser, nonstarter

Sentences with washout as a noun:

- The cistern was fitted with washouts and air-valves.

- a bladder washout

- As an actor, he was a complete washout, so he went back to accounting.