ice up verb3 •To become covered or clogged with ice.The airplane stalled and crashed after its wings iced up. •To coat with ice; to cause to become covered or clogged with ice.The wind is whipping across this stretch of the road icing it up. — 2015 •To put ice in or on something, especially a beverage or on an injured body part.He hired, through his Coca-Cola connections, a cooler, iced it up, and filled it with a trial case of the stuff, and parked it in the downstairs hall of the Theta chapter house. — 1937 formsiced up · icing up · ices up