# knock-on effect

> English word · Noun

## Definitions
1. A secondary, often unintended effect; a repercussion, chain reaction.

## Etymology
knock-on + effect

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