Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun One who talks indiscreetly or incessantly.

from the GNU version of the Collaborative International Dictionary of English.

  • noun someone who gossips indiscreetly.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun a gossip

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun someone who gossips indiscreetly

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

blabber +‎ mouth

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