るすい 留守居 LinksSentence search for 留守居Sentence search for るすいKanji details for 留, 守 and 居Edit in JMdict Noun1. house-sitting; house-sitterSee also 留守番Noun2. caretaker (official post in the Edo period); keeperHistorical termPlace3. Rusui Discussions Log in to talk about this word.