(colloquial) back hug; hug from behind

(Internet slang, video editing) blue screen

slicked-back hairstyle

(music) backing chorus

everything

(colloquial) current boyfriend

(slang) Alternative form of 彼氏 (kareshi, “boyfriend”)

everyone, one and all

(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.

backlash (a strong adverse reaction to a political or social development)