jat1 jin4 wai4 ding6一言為定一言为定

Jyutpingjat1 jin4 wai4 ding6
Yaleyāt yìhn wàih dihng
語句Uncommon

Definition

It's a deal; that is settled; a phrase used to confirm that a promise or agreement is final and cannot be broken.

colloquialcommunication

How it's used

This idiom functions as a verbal seal on an agreement or a promise. It is typically uttered at the very end of a conversation to confirm that the terms discussed are final and binding. It carries a sense of mutual trust and seriousness, often used between friends or colleagues to prevent future misunderstandings.

Examples

Meet at the MTR station at two tomorrow, it's a deal!
You said you would treat me to dinner, it's a deal, no backing out.

Common phrases

Grammar color guide

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