# backwash

> English word · Noun · IPA /ˈbæk.wɒʃ/ · frequency rank #82,070

## Definitions
1. A backward flow of water, as from oars, a propeller, breaking waves, etc.
2. The similar flow of air from an aircraft engine.
3. The result or consequence of an event; an aftermath.
4. The saliva, spit or food particles that have flowed back into a drink after someone has drunk from it.
5. The situation where economic growth in one area harms other areas by attracting people and business away from those areas.
6. washback

## Etymology
From back + wash.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/backwash