Simple Definition of wet blanket
: a person who makes it difficult for other people to enjoy themselves by complaining, by showing no enthusiasm, etc.
Full Definition of wet blanket
: one that quenches or dampens enthusiasm or pleasure
Examples of wet blanket in a sentence
<I'd love to go to the party, but with my cold, I'm afraid I'd just be a wet blanket.>
First Known Use of wet blanket
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