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granddaddy

1 ENTRIES FOUND:
granddaddy noun
also grandaddy /ˈgrænˌdædi/
plural granddaddies
granddaddy
noun
also grandaddy /ˈgrænˌdædi/
plural granddaddies
Britannica Dictionary definition of GRANDDADDY
[count] informal
: someone or something that is the first or oldest one in a particular area or field usually + of