if I’ve told you once, I’ve told you a thousand times

if I've told you once, I've told you a thousand times

I've reminded you about something many times. Typically said in annoyance or frustration. if I've told you once, I've told you a thousand times: don't leave your wet towels on the floor! You need to put out the trash on Tuesday mornings—if I've told you once, I've told you a thousand times.
See also: if, thousand, times, told
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

if I’ve told you once, I’ve told you a thousand times

phr. I know I have told you many, many times. If I’ve told you once, I’ve told you a thousand times, don’t lean back in that chair.
See also: if, thousand, times, told
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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