blabber

blab

[blab] Informal.
verb (used with object), blabbed, blabbing.
1.
to reveal indiscreetly and thoughtlessly: They blabbed my confidences to everyone.
verb (used without object), blabbed, blabbing.
2.
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
3.
idle, indiscreet chattering.
4.
a person who blabs; blabbermouth.
Also, blabber [blab-er] .


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

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World English Dictionary
blab (blæb)
 
vb , blabs, blabbing, blabbed
1.  to divulge (secrets) indiscreetly
2.  (intr) to chatter thoughtlessly; prattle
 
n
3.  blabber a less common word for blabber
 
[C14: of Germanic origin; compare Old High German blabbizōn, Icelandic blabbra]
 
'blabbing
 
n, —adj

blabber (ˈblæbə)
 
n
1.  a person who blabs
2.  idle chatter
 
vb
3.  (intr) to talk without thinking; chatter
 
[C15 blabberen, probably of imitative origin]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

blab
1530s, from M.E. noun blabbe "one who does not control his tongue" (late 14c.), probably echoic.

blabber
mid-14c., frequentative of blabben, of echoic origin (cf. O.N. blabbra, Dan. blabbre "babble," Ger. plappern). Blabbermouth first recorded 1936.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Abbreviations & Acronyms
BLAB
Biomedical Library Acquisitions Bulletin
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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