1. [ noun ] a movement back from an impact
Synonyms: repercussion rebound recoil
Related terms: movement bounce ricochet resilience bounce
2. [ verb ] have an unexpected and undesired effect
Synonyms: backfire

"Your comments may backfire and cause you a lot of trouble"

Related terms: react
3. [ noun ] (politics) an adverse reaction to some political or social occurrence

"there was a backlash of intolerance"

Related terms: reaction whitelash backfire
Similar spelling:   backless