slicked-back hairstyle

(music) backing chorus

(colloquial) back hug; hug from behind

(Internet slang, video editing) blue screen

(honorific) to give / (honorific) to do something for me/us

(Internet slang) Abbreviation of ブルーバック.

play dumb, feign ignorance / (slang) evade one's responsibilities, especially by failing to appear to perform a duty

下さる: to give

a racetrack

(computing) Synonym of タッチパッド (tatchipaddo, “touchpad”); a trackpad