mouth off

phrasal verb

mouthed off; mouthing off; mouths off
informal
: to talk in a loud, unpleasant, or rude way
He got in trouble again for mouthing off to his teacher.
She's always mouthing off about how much better she could run the company herself.

Examples of mouth off in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In 2007, cameras caught him mouthing off to civilians about the Lakers, saying several teammates needed to be shipped out, in a mall parking lot. Jayson Buford, Rolling Stone, 13 Feb. 2024 Curtis told me that the kid was mouthing off, talking about how the retreating glaciers ground down whatever mountains were here, pulverized them into the bed of an ancient sea. Hazlitt, 20 Sep. 2023 By Thursday, Bryan was arrested after mouthing off to a police officer after Bryan’s security guard got pulled over. Ethan Millman, Rolling Stone, 11 Sep. 2023 Immediately people invested in the doom-loop narrative started mouthing off. Curbed, 10 May 2023

Dictionary Entries Near mouth off

Cite this Entry

“Mouth off.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mouth%20off. Accessed 30 Nov. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!