Definition of blabbermouth in English:

blabbermouth

noun

informal
  • A person who talks excessively or indiscreetly.

    • ‘Did anyone ever tell you that when it comes to romance, my sister is a blabbermouth?’
    • ‘Once he is convinced he's caught the blabbermouth, they're cut off without a word.’
    • ‘The bane of the sensitive singer-songwriter is the indifferent blabbermouth at the bar.’
    • ‘We don't trust the tight-lipped, nor do we confide in blabbermouths.’
    • ‘I know, I know, I'm really annoying at times and I can be a real blabbermouth.’
    • ‘Mason, being the blabbermouth he was, told Kaleb of his secret mission.’
    • ‘Could be that, or maybe she's a little wigged out working in an office full of blabbermouths.’
    • ‘The only thing people like less than a blabbermouth is an unreliable one!’
    • ‘She was so quiet around others that it always surprised Robbin what a blabbermouth she could be when they were together.’
    • ‘He was also a well-known blabbermouth - any secret given to him would be guaranteed to spread throughout the school by the end of the day.’
    • ‘Even though Zach and I were old news, when topics for gossip were scarce, blabbermouths always bring the last ‘Old News' report back to life.’
    • ‘That would be an excellent idea if Mimi weren't such a blabbermouth.’
    • ‘Will the investigations in Switzerland continue now that blabbermouth Rene isn't around to appear in court?’
    • ‘Why do we care so much that a couple of blabbermouths are talking about us on TV?’
    • ‘My own belief is that she wrote the book because she was a compulsive blabbermouth who was simply incapable of keeping her memories to herself.’
    • ‘Yet I continued blogging, because I am a blabbermouth and when I do not have friends listening to me complain, I need an outlet.’
    • ‘The book is too long and as a narrator, he can be a bit of a blabbermouth, but it is an exceptionally good crime novel.’
    • ‘As a general blabbermouth somewhere on the fringe of gaming I consider it my duty to help reduce the effects of videogame violence.’
    • ‘The web site follows both legislation and legislators, identifying the most frequent no-shows, the biggest blabbermouths, and those most likely to sponsor doomed bills.’
    • ‘Truth be told, the Duke was, for lack of a better word, a blabbermouth, and it was not long before the whole group of aristocrats before the fire knew the true (well, sort of true) story.’
    talker, chatterer, jabberer, babbler, prattler, blatherer, prater
    View synonyms

Pronunciation

blabbermouth

/ˈblabəmaʊθ/