元となった辞書の項目
バックシャン
noun
(dated slang) a woman who is attractive from behind, usually in reference to her buttocks. / (dated slang, in particular) butterface: A woman who is attractive from behind but ugly from the front.
意味（1）
(dated slang) a woman who is attractive from behind, usually in reference to her buttocks.
意味（2）
(dated slang, in particular) butterface: A woman who is attractive from behind but ugly from the front.
