let the cat out of the bag
to allow a secret to be known, usually without intending to:
I was trying to keep the party a secret, but Mel went and let the cat out of the bag.
Thesaurus: synonyms and related words
Revealing secrets & becoming known
- (the) word is/gets out idiom
- bare
- be the talk of the town idiom
- break cover idiom
- cat
- dob sb in
- emerge
- fink
- get around (somewhere)
- give sth away
- King's evidence
- leak
- open your heart to someone idiom
- sneak
- spill the beans idiom
- take the wraps off sth idiom
- tell on sb
- tongues wagging idiom
- turn
- unmask
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