without (even) blinking an eye

without (even) blinking an eye

Without having or displaying any sort of emotional response, especially to that which would normally elicit such a reaction. When we were traveling, Janet used to eat things like crickets and jellyfish without blinking an eye. Be careful—guys like that will kill you without even blinking an eye.
See also: blink, eye, without
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

without blinking an eye

Without showing any reaction.
See also: blink, eye, without
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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