commuter train packer, "train stuffer" (person who helps stuff people into packed rush hour trains in Japan so the doors can close)

(sumo) a pushing technique in which an athlete’s hands push against the opponent’s armpits or upper body

ice cube (small piece of ice used for cooling drinks)

having no effect

(formal) [I, we] wish you a happy new year (literally meet a good year)

excuse me; may I come in?