First Known Use: 14th century
Dictionary
1blab
noun \ˈblab\
Definition of BLAB
1
archaic : one that blabs : tattletale
See blab defined for kids ADVERTISEMENT
Origin of BLAB
Middle English blabbe; akin to Middle English blaberen
2blab
verb
: to say something that was supposed to be kept secret
: to talk too much
blabbedblab·bing
Full Definition of BLAB
intransitive verb
1
: to talk idly or thoughtlessly
2
: to reveal a secret especially by indiscreet chatter
transitive verb
: to reveal especially without reserve or discretion <blabbed the whole affair to the press>
See blab defined for English-language learners
First Known Use of BLAB
15th century
BLAB Defined for Kids
blab
verb \ˈblab\
blabbedblab·bing
Definition of BLAB for Kids
1
: to reveal a secret
2
: to talk too much
Learn More About BLAB
Browse
Next Word in the Dictionary: blabber (verb)Previous Word in the Dictionary: blaauw wildebeestAll Words Near: blab
ADVERTISEMENT
Seen & Heard
What made you want to look up blab? Please tell us where you read or heard it (including the quote, if possible).