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rob the cradle

Idioms  

  1. Have a romantic or sexual relationship with someone much younger than oneself, as in The old editor was notorious for robbing the cradle, always trying to date some young reporter. [Colloquial; first half of 1900s]

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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