Word.ws English Dictionary

grandaddy

grandaddy is the alternative spelling of granddaddy.

Meaning of granddaddy

Noun

granddaddy (plural granddaddies)

  1. (informal) A grandfather.
    Synonyms:
    gramps, pops
  2. (informal) Something that is the greatest or most significant of its kind.
    • The nature of this gas enables it to absorb the majority of the sun's ultraviolet rays, thus saving the human race from the granddaddy of all sunburns.1957 December, All Hands, numbers 480-491, page 24

Forms of grandaddy

pluralgrandaddies

Questions about grandaddy

What is grandaddy the alternative spelling of?
Grandaddy is the alternative spelling of granddaddy.

Words near grandaddy in the dictionary

  1. grand-uncles
  2. granda
  3. grandacious
  4. grandad
  5. grandaddies
  6. grandaddy
  7. grandads
  8. grandala
  9. grandalas
  10. grandam
  11. grandame

Source and license

Adapted from Wiktionary: grandaddy (page history and authors); granddaddy (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “grandaddy.” Word.ws, https://word.ws/grandaddy. Based on Wiktionary, CC BY-SA 4.0.