Origin and Etymology of blab
Middle English blabbe; akin to Middle English blaberen
First Known Use: 14th centurySee Words from the same year
Definition of blab
1 : to talk idly or thoughtlessly
2 : to reveal a secret especially by indiscreet chatter
: to reveal especially without reserve or discretion blabbed the whole affair to the press
Examples of blab in a Sentence
Don't tell Mary. She'll blab it all over town.
“How did she find out about the surprise party?” “Tom blabbed.”
He kept blabbing on and on about politics.
First Known Use of blab
BLAB Defined for English Language Learners
Definition of blab for English Language Learners
: to say something that was supposed to be kept secret
: to talk too much
BLAB Defined for Kids
Definition of blab for Students
1 : to reveal a secret
2 : to talk too much
Seen and Heard
What made you want to look up blab? Please tell us where you read or heard it (including the quote, if possible).