go back on

Idioms  

1. Fail to honor or keep, as in You can't go back on your word, or One should never go back on a promise. [Mid-1800s]

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Example Sentences

The museum said it was "relieved and grateful" to get the artefacts back, but they could not go back on display immediately.

From Barron's

Choreographer Scott Coldwell, who worked with Windsor on a live show called Here Come The Boys, said the dancer told him several times that he was "desperate" to go back on Strictly.

From BBC

"I couldn't go back on my word to you," Stephen told Rachel after voting for Jack - meaning the pair shared the victory and halved the £95,750 prize.

From BBC

"I couldn't go back on my word to you," Stephen told Rachel after voting for Jack - meaning the traitorous pair stormed to victory after going undetected together through the series, sharing the £95,750 prize.

From BBC

“You can’t go back on the nickname thing now! Not in front of all these people.”

From Literature