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Synonyms

granddaddy

American  
[gran-dad-ee] / ˈgrænˌdæd i /

noun

Informal.
granddaddies plural
  1. grandfather.


Other Word Forms

Inflected Forms

noun

Etymology

Origin of granddaddy

First recorded in 1760–70; grand- + daddy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But Arnott’s comments came before the granddaddy of them all did something surprising: It stuck to its rules.

From The Wall Street Journal • Jun. 5, 2026

Good things can come in old packages, and that’s the case with the exchange-traded fund, the granddaddy of tech-focused ETFs, which trades under the ticker XLK.

From Barron's • May 1, 2026

There are loads of conspiracy theories out there, the granddaddy of them all being the conjecture surrounding John F. Kennedy’s assassination.

From Los Angeles Times • Jul. 20, 2025

The hive of activity is the Palais, a massive complex by the sea full of cinemas with names like Buñuel, Bazin and, the granddaddy, the Grand Théâtre Lumière.

From Seattle Times • May 14, 2024

“It’s a hard business. But if you’re hooked, you’re hooked. I was hooked by my granddaddy and my daddy set the hook.”

From "Travels with Charley in Search of America" by John Steinbeck

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