くちさきさんずん 口先三寸 LinksSentence search for 口先三寸Sentence search for くちさきさんずんKanji details for 口, 先, 三 and 寸Edit in JMdict Noun1. glib tongue; eloquence or flattery designed to deceiveSee also 舌先三寸 したさきさんずん, common error for 舌先三寸 Discussions Log in to talk about this word.