throw a wet blanket on

Proposed by a contributor, not yet supported by evidence.

Meaning · English

To spoil or dampen someone's plans or enthusiasm

Nghĩa · Tiếng Việt

làm hỏng hoặc giảm bớt kế hoạch hoặc sự nhiệt tình của ai đó

Machine-translated — suggest a fix

Literally: cover with a wet blanket
Where it’s used: Used Widespread English

Examples

The news of the budget cut threw a wet blanket on the party

AI-drafted example auto-approved by rule (illustrative, not a corpus attestation)

Sources & notes

Listed in Wiktionary’s “English idioms” category (retrieved 2026-07-29); definition pending editorial review. Definition drafted by AI (@cf/meta/llama-3.3-70b-instruct-fp8-fast) and auto-approved by rule on 2026-07-31; pending editor spot-check.

Common questions

What does “throw a wet blanket on” mean?

To spoil or dampen someone's plans or enthusiasm Literally: cover with a wet blanket

Is “throw a wet blanket on” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.