miss a beat
not miss a beat
To not slow down, pause, or lose one's place, especially in spite of a potential distraction or disruption. The boss didn't miss a beat during the meeting when his son-in-law walked in 45 minutes late. You can't fluster my mother. No matter how you try to shock or annoy her, she never misses a beat.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
miss a beat
Hesitate momentarily, out of embarrassment or confusion. This expression is most often used in a negative context, as in He sidestepped the reporter's probe into his personal life without missing a beat, or Not missing a beat, she outlined all the reasons for her decision. This expression alludes to the regular beat of musical time. [Mid-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.
miss a beathesitate or falter, especially in demanding circumstances or when making a transition from one activity to another.
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