go back on one's promise

idiom

: to not do what one said one would definitely do

Dictionary Entries Near go back on one's promise

go back a long way

go back on one's promise

go back on one's word

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“Go back on one's promise.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/go%20back%20on%20one%27s%20promise. Accessed 30 Dec. 2024.

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