How to Use bad-mouth in a Sentence

bad-mouth

verb
  • He also bad-mouths my son’s wife.
    Abigail Van Buren, Boston Herald, 8 June 2026
  • Most of the people who were bad-mouthing Titanic had not seen so much as a minute of film.
    Stacy Lambe, PEOPLE, 22 Oct. 2025
  • This is not some glossy revisionist history of a person’s life; the man had a beautiful soul who didn’t have it in him to bad-mouth a cockroach.
    Fort Worth Star-Telegram, 11 Sep. 2025
  • Ranting on LinkedIn and bad-mouthing your ex-employer or naming and shaming your last negative recruitment experience won’t help you either.
    Rachel Wells, Forbes.com, 3 Sep. 2025
  • At one point, Brown stepped away from the set, and co-stars Antoni Porowski, Tan France and Jonathan van Ness began bad-mouthing him behind his back, while his mom heard the whole conversation, according to TMZ.
    Joseph Wilkinson, New York Daily News, 21 Jan. 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'bad-mouth.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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