







上下同门 is a Chinese idiom (chengyu) meaning “a reciprocal term used between a paternal aunt's husband and a niece's husband, denoting their cross-generational in-law relationship”.

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Open the tool →上下同门 (shàng xià tóng mén) is a Chinese idiom (chengyu) meaning “a reciprocal term used between a paternal aunt's husband and a niece's husband, denoting their cross-generational in-law relationship”.
上下同门 is pronounced shàng xià tóng mén in Mandarin Chinese.
上下:指上一辈与下一辈。姑婿与侄婿的互称。