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Open the tool →一言定交 (yī yán dìng jiāo) is a Chinese idiom (chengyu) meaning “to establish a deep friendship or strong bond after just a few words”.
一言定交 is pronounced yī yán dìng jiāo in Mandarin Chinese.
Literally, 一言定交 means “one word settles a friendship”. It is used to mean “to establish a deep friendship or strong bond after just a few words”.
交:结交。一句话就确定了两人友好交往。形容双方意气相投,一见如故