chilled to the bone - Phrases/Idioms
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Also, chilled to the marrow. Extremely or bitterly cold, as in After skiing in the wind for five hours straight, I was chilled to the bone. These hyperboles replaced the earlier idea of one's blood freezing and are more picturesque than the current synonym frozen.