Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “grandaddy”


noun [C] uk (also granddaddy)   /ˈɡræn.dæd.i/ US informal us  
a grandfather: I never knew my grandaddy.Names people call their close relatives
(Definition of grandaddy from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of grandaddy?
Add Cambridge dictionaries to your browser to your website

Translations of “grandaddy”

Word of the Day


like hops (= dried fruit used to make beer)

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More