あなきょうだい 穴兄弟 LinksSentence search for 穴兄弟Sentence search for あなきょうだいKanji details for 穴, 兄 and 弟Edit in JMdict Noun1. men who have had sex with the same woman; hole brothersVulgar expression or word, Slang, See also 竿姉妹 Discussions Log in to talk about this word.