おおくろぐわい 大黒慈姑 LinksSentence search for 大黒慈姑Sentence search for おおくろぐわいSentence search for オオクログワイKanji details for 大, 黒, 慈 and 姑Edit in JMdict Noun1. Chinese water chestnut (Eleocharis dulcis var. tuberosa)Usually written using kana aloneOther formsオオクログワイ Discussions Log in to talk about this word.