find fault

find fault idiom
Criticize, express dissatisfaction with, as in She was a difficult traveling companion, constantly finding fault with the hotel, meal service, and tour guides. [Mid-1500s]

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.

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