あご ケツ顎 LinksSentence search for ケツ顎Sentence search for ケツあごSentence search for ケツアゴKanji details for 顎Edit in JMdict Noun1. cleft chinUsually written using kana alone, Slang, See also あご割れOther formsケツアゴ Discussions Log in to talk about this word.