keep one's word

keep (one's) word

To do as one has promised. Tom always keeps his word, so if he promised to help you move, then he'll be here.
See also: keep, word
Farlex Dictionary of Idioms.

keep one's word

Honor one's promises, as in You can count on Richard; he'll keep his word. This expression employs word in the sense of "a promise," a usage dating from the late 1500s. For an antonym, see go back on.
See also: keep, word
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • keep (one's) word
  • keep word
  • true to (one's) word
  • true to word
  • as good as (one's) word
  • as good as word
  • be as good as (one's) word
  • be as good as your word
  • break word
  • keep/break your word
References in periodicals archive
The necessity to keep one's word to others only applies to normal earthly activities.