うらぐち 裏口 Common word JLPT N2 Wanikani level 33 Play audio LinksSentence search for 裏口Sentence search for うらぐちKanji details for 裏 and 口Edit in JMdict Noun1. backdoor; rear entrance; rear exitNoun which may take the genitive case particle 'no', Noun2. unauthorized; illicit; illegalSee also 裏口入学 うらぐちにゅうがく Discussions Log in to talk about this word.