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blabbermouth

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noun blab·ber·mouth \ˈbla-bər-ˌmau̇th\

Simple Definition of blabbermouth

  • : someone who reveals secrets or talks too much

Source: Merriam-Webster's Learner's Dictionary

Full Definition of blabbermouth

  1. :  a person who talks too much; especially :  tattletale

Examples of blabbermouth in a sentence

  1. <told the blabbermouth to put a lid on it>



1936

First Known Use of blabbermouth

1936


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