go back on your word
go back on (one's) word
To not do something one said one would do; to renege on something. People are beginning to worry that the president is going to go back on his word and not lower taxes for lower-income families after all. You made a commitment to support our project, and now you've gone back on your word!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
go ˌback on your ˈwordnot do what you have promised; break a promise: He said he wouldn’t charge more than €150, but he went back on his word and gave me an invoice for €200.
Farlex Partner Idioms Dictionary © Farlex 2017
- (one) doesn't give a rip (about something)
- (one) could use (something)
- (one) doesn't give a hoot (about something)
- (one) won't hear of (something)
- (one) never would have guessed
- (one's) heart is set on (something)
- (one) could stand (something)
- (I) wouldn't (do something) if I were you
- all right
- a fast talker