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Synonyms

dog's age

American  

noun

Northern U.S.

  1. quite a long time.

    I haven't seen you in a dog's age!
dog's age Idioms  

  1. see under coon's age.

Etymology

Origin of dog's age

An Americanism dating back to 1830–40

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.