せいじん おっぱい星人 LinksSentence search for おっぱい星人Sentence search for おっぱいせいじんSentence search for オッパイ星人Kanji details for 星 and 人Edit in JMdict Noun1. man overly interested in women's breastsJocular, humorous term, SlangOther formsオッパイ星人 【おっぱいせいじん】 Discussions Log in to talk about this word.