(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.

(archaic) beautiful

beautiful

(literary) they (about women or girls)

(colloquial) a girlfriend (a female partner in a romantic relationship)

(formal) Female third-person singular pronoun; she, her, girlfriend

Chinese chess

back / a backer, a supporter (someone who supports a person or enterprise) / reversing, moving backwards

(sex); go back / move backwards / give a refund

back / reverse / rear / support / background