icy
adj. B1 Intermediate US //ˈaɪsi// UK //ˈaɪsi// icy
adj. very cold, like ice. You use this to describe weather, water, or things that are freezing.
adj. characterized by extreme cold; resembling ice in temperature or hardness. Often used metaphorically to describe a cold, unfriendly manner.
The lake is icy in winter.
She wore a thick coat because the morning air was icy and biting.
His icy silence during the meeting suggested he was deeply offended by the proposal, though he offered no explanation.
From ice + -y; cf. Old English īsiġ.