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Vocabulary : Phrasal Verbs : M : mouth off

mouth off Informal

Meaning: to speak in a loud and annoying way, especially when criticizing or complaining about something

For example:

  • mouth off Some guy in the pub got punched because he was mouthing off about something and I guess he upset someone.

  • mouth off After he'd had a couple of beers Robert started mouthing off about the evils of big government again last night.

Quick Quiz:

The trouble with inviting Rhonda to a dinner party is that all she does is mouth off about
  1. how nice we are
  2. how bad the government is
  3. the beauty of ancient Greek poetry

Grammar explanation: separable and non-separable phrasal verbs

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