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Related to blab: BLAP
To talk about something in a loose or gossipy manner. A noun or pronoun can be used between "blab" and "around." They are blabbing around that story as if it's the truth. Management is just casually blabbing around the idea of layoffs. Don't blab that nonsense around here, we're not buying it.
To talk about or reveal a private or secret matter. A noun or pronoun can be used between "blab" and "out." I can't believe you blabbed out the plans for her surprise party right to her face! Don't tell your little brother anything you want to keep secret because he'll definitely blab it out.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
blab something around
Inf. to gossip something to others; to spread some news or secret. It's true, but don't blab it around. Did you blab around everything I told you to keep to yourself?
blab something out
Inf. to speak out freely about something that is a secret. Don't just blab it out! Don't blab out the names of the people who were there!
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
1. n. talk; chatter; meaningless talk. I never pay any attention to blab like that.
2. tv. to tell a secret; to reveal something private in public. Tiffany blabbed the whole thing.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.