chilled to the bone

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.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.