set one back on heels

set (one) back on (one's) heels

To put one into a state of surprise, unease, or bemusement, especially such that it affects their ability to perform or function. The sudden arrest of one of our teammates last night certainly set us back on our heels, and we weren't able to play to the best of our abilities this morning. The tragedy set the entire community back on their heels.
See also: back, heel, on, set
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

set one back on one's heels

Fig. to surprise or shock someone. I'll bet that news really set her back on her heels! The bill for the repairs set me back on my heels.
See also: back, heel, on, one, set
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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