Dictionary.com

blab

[ blab ]
/ blæb /
Informal.
See synonyms for: blab / blabbed / blabbing on Thesaurus.com

verb (used with object), blabbed, blab·bing.

to reveal indiscreetly and thoughtlessly: They blabbed my confidences to everyone.

verb (used without object), blabbed, blab·bing.

to talk or chatter indiscreetly or thoughtlessly: Don't confide in him, because he blabs. She blabbed so much I couldn't hear the concert.

noun

idle, indiscreet chattering.
a person who blabs; blabbermouth.

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Also blab·ber [blab-er]. /ˈblæb ər/.

Origin of blab

1325–75; Middle English blabbe (noun), perhaps back formation from blaberen to blabber; cognate with Old Norse blabbra,German plappern

Words nearby blab

bkpt., bks., bkt., bl., B.L.A., blab, blabber, blabbermouth, black, black acacia, blackacre
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Words related to blab

divulge, tell on, disclose, blather, gab, reveal, babble, jabber, spill, gabble, tattle, mouth, betray, yak, prattle, chatter, tell, squeal, peach, give away

Example sentences from the Web for blab

British Dictionary definitions for blab

blab
/ (blæb) /

verb blabs, blabbing or blabbed

to divulge (secrets) indiscreetly
(intr) to chatter thoughtlessly; prattle

noun

a less common word for blabber (def. 1), blabber (def. 2)

Derived forms of blab

blabbing, noun, adjective

Word Origin for blab

C14: of Germanic origin; compare Old High German blabbizōn, Icelandic blabbra
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012