しゅうと 舅 Common word LinksSentence search for 舅Sentence search for しゅうとSentence search for しうとSentence search for しいとKanji details for 舅Edit in JMdict Noun1. father-in-lawSee also 姑Other forms舅 【しうと】、舅 【しいと】Notesしいと: Out-dated or obsolete kana usage. Discussions Log in to talk about this word.