have an ox on the tongue

have an ox on the tongue

To be unable to talk, often because one has been bribed into silence. Don't worry about Joey, he won't say a peep—I slipped him a little money to assure that he has an ox on the tongue in this meeting.
See also: have, on, ox, tongue
Farlex Dictionary of Idioms.
See also:
  • another peep out of (one)
  • another peep out of you
  • another peep
  • peep
  • cough it up
  • Cough it up!
  • breathe
  • breathe (something) to (someone)
  • beat (someone or something) into (something)
  • beat into