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also gran·dad·dy (grăn′dăd′ē)
n. pl. grand·dad·dies also gran·dad·dies Informal
1. A grandfather.
2. One that is the first, oldest, or most respected of its kind: the granddaddy of modern computers.


(ˈgrænˌfɑ ðər, ˈgrænd-)

1. the father of one's father or mother.
2. a male ancestor.
grand′fa`ther•ly, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.granddaddy - the father of your father or mothergranddaddy - the father of your father or mother
grandparent - a parent of your father or mother
References in periodicals archive ?
Meanwhile, after manning the sound decks with Radio DJ Nick Grimshaw, best international female solo artist Taylor Swift and singer Ellie Goulding cosied up to granddaddy of rock, Rolling Stone Mick Jagger who was at the bash.
As he put in his detailed, rambling, entertaining life story on his website: "My granddaddy's granddaddy's granddaddy was born in Caswell County in 1795.
Dr Stafford said: "Tetris is the granddaddy of puzzle games like Candy Crush saga - the things that keep us puzzling away for hours, days and weeks.
Granddaddy shakes out salt and pepper on the fried eggs that are already on his plate.
Growing up in rural Pennsylvania, McDonnell honed her singing skills in her dad's country band while getting an once-in-a-lifetime education at the granddaddy of all outdoor music festivals, Woodstock.
Oliver William Myers who is, was, and always will be my Granddaddy.
The article was about this year's San Francisco parade, the daddy, if not the granddaddy, of all such annual events.
In Gloucestershire they took part in what Paddy affectionately called "the granddaddy of weird sports", cheeserolling.
Georgia Tate Johnson has led a quiet life with her Nana and Granddaddy Tate in Ripley, Mississippi.
The granddaddy of public markets in the West celebrates its centennial this year.
Of course, the granddaddy of them all, the 1929 stock market crash, gave us some of the most lasting--and most respected--rules and regulatory bodies, among them the Securities and Exchange Commission (SEC) and the Federal Deposit Insurance Corp.
Granddaddy would say you had to go when the fish were biting.