Definition of "icy"

To go through this experience in bitter winter weather and stumble along the line in the pitch darkness at 6 o'clock in the morning, into an icy-cold foundry, as was the writer's experience, was not too good.

1944 November and December, A Former Pupil, “Some Memories of Crewe Works—II”, in Railway Magazine, page 342

With milke-white Hartes vpon an Iuorie ſled,Thou ſhalt be drawen amidſt the froſen Pooles,And ſcale the yſie mountaines lofty tops:Which with thy beautie will be soone reſolu’d.

c. 1587–1588, [Christopher Marlowe], Tamburlaine the Great. […] The First Part […], 2nd edition, part 1, London: […] [R. Robinson for] Richard Iones, […], published 1592; reprinted as Tamburlaine the Great (A Scolar Press Facsimile), Menston, Yorkshire, London: Scolar Press, 1973, (please specify the page)

I wasn't all the way icy. It wasn't like I could just give a girl a baby and forget about them.

2006, Noire [pseudonym], Thug-A-Licious: An Urban Erotic Tale, New York, N.Y.: One World/Ballantine Books, page 206

Gone was the gleam of desire, and the teasingly provocative remarks, and Alexa realised the truth in the saying that indifference was death. His demeanour was haughty and icy towards her.

2009, Sharon Kendrick, The Desert Princes Bundle: The Sheikh's English Bride

Your bitch's a regular bitch, you're calling her wifey, I fucked her, I feed her fast food, you're keeping her icy.

2003, “Patiently Waiting”, in Curtis Jackson, Marshall Mathers, Luis Resto, Mike Elizondo (lyrics), Get Rich or Die Tryin', performed by 50 Cent