屁眼儿 Traditional form: 屁眼兒 Pinyin (reading): pìyǎnr Definitions: erhua variant of 屁眼 (pìyǎn) Characters: 屁 - to break wind, to fart; the buttocks 眼 - eyelet, hole, opening 儿 - son, child Traditional characters: 屁 - to break wind, to fart; the buttocks 眼 - eyelet, hole, opening 兒 - son, child