Pronunciation: (blab), [key]
—v., blabbed, blab•bing,
to reveal indiscreetly and thoughtlessly: They blabbed my confidences to everyone.
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.
1. idle, indiscreet chattering.
2. a person who blabs; blabbermouth. Also,blab•berPronunciation: (blab'ur). [key]
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.