keep a promise

keep a promise

To fulfill or be faithful to a promise one has made. How can you expect me to trust you when you keep proving that you can't keep a promise? Keeping promises is the backbone of any healthy relationship.
See also: keep, promise
Farlex Dictionary of Idioms.

keep a promise

 and keep one's promise
to make good on a promise; to fulfill one's promise. If you can't keep your promises, you shouldn't make them in the first place.
See also: keep, promise
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • earn its keep
  • keep (something) by
  • keep by
  • keep faith with
  • keep faith with (someone or something)
  • keep (something) under wraps
  • keep (going) on at (one)
  • keep away
  • keep away (from someone or something)
  • keep on at