Plural of granddaddy; multiple grandfathers.
Standard plural of 'granddaddy,' formed by adding '-ies' (replacing 'y' with 'ies') as in other informal words like 'babies' and 'ladies.'
The plural 'granddaddies' sounds cheerful and familial—you'd say it when talking about old family photos or a group of grandfathers, giving the word a warm, nostalgic feeling.
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