backlash
Synonym discussion
Sense: noun/1
These words all describe negative reaction, but they point to slightly different patterns. Backlash usually means a broad, forceful response after a change, campaign, or public statement. Pushback is often milder and can come from staff, customers, or officials who resist a plan while it is still being discussed. Outcry stresses loud public anger, especially when newspapers or social media amplify it. Blowback often suggests damage that returns to hurt the person or group that caused the problem. A company may face pushback while testing a rule, but a full backlash after launching it. An outcry fills headlines, while blowback emphasizes the consequences that come back later.
Etymology
Backlash is a modern English compound built from back and lash. It first referred to something that snaps or jerks backward after force is applied. From that physical image, English later extended the word to mean a strong public reaction that swings back against a decision, campaign, or social change.