SINCE 1828
mouth off
phrasal verbDefinition of mouth 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.
Comments on mouth off
What made you want to look up mouth off? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Name that Food Quiz
-
- Name these cookies!
Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZ
Share mouth off
Resources for mouth off