all shook up

all shook up idiom
Greatly disturbed or upset, as in His letter left her all shook up. This slangy idiom uses shook instead of the grammatically correct “shaken” (for “agitated”) and adds all for emphasis. [Second half of 1900s]

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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