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granddaddy of them all
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Idioms and Phrases
The first, oldest, or most respected of its kind, as in That computer is the grandaddy of them all . [ Colloquial ; c. 1900]Advertisement
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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