leave one cold
Disappoint one, fail to interest one. For example, This book leaves me cold. This expression, first recorded in 1853, employs cold in the sense of "unenthusiastic" or "indifferent," a usage dating from the late 1100s.
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.