一言既出

Phát âm: yī yán jì chū Nghĩa đen: Once a word is spoken

Nguồn gốc & Cách sử dụng

This idiom describes once (既) a word (一言) is spoken (出). It is often paired with 驷马难追 (four horses cannot catch it) to emphasize that spoken words cannot be taken back. The phrase stresses the weight of verbal commitments. Modern usage emphasizes the importance of being careful with promises, as words once spoken create obligations that must be honored.

Khi nào sử dụng

Tình huống: He kept his promise because he believed a man's word is his bond.

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