American English

Definition of blab verb from the Oxford Advanced American Dictionary



[intransitive, transitive] blab (to somebody) (about something) blab (something) (to somebody) (informal)Verb Forms present simple I / you / we / they blab
he / she / it blabs
past simple blabbed
-ing form blabbing
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to tell someone information that should be kept secret Someone must have blabbed to the police.
See the Oxford Advanced Learner's Dictionary entry: blab