on one condition

phrase

: only upon doing or accepting one (specified) thing
You can go on one condition: you have to finish your homework.

Browse Nearby Words

on one's uppers
on one condition
on one pretext or another
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Cite this Entry

“On one condition.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/on%20one%20condition. Accessed 12 Mar. 2026.

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