Meaning of “grandfather” in the English Dictionary

american-english dictionary

"grandfather" in British English

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grandfathernoun [ C ]

uk /ˈɡræn.fɑː.ðər/ us /ˈɡræn.fɑː.ðɚ/ informal grandpa, grandad

A2 the father of a person's mother or father:

Her grandfather on her mother's side was Italian.
[ as form of address ] formal or old-fashioned Let me help you, Grandfather.

More examples

  • She came into a bit of money when her grandfather died.
  • My grandfather is getting old and can't hear very well.
  • This pen that my grandfather gave me is one of my most treasured possessions.
  • My grandfather has a profound mistrust of anything new or foreign.
  • He said that he was going to stick with the traditions established by his grandfather.

(Definition of “grandfather” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"grandfather" in American English

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grandfathernoun [ C ]

us /ˈɡrændˌfɑð·ər/ infml granddad, /ˈɡræn·dæd/ , infml grandpa, /ˈɡræm·pə, -pɑ/

the father of a person’s mother or father

(Definition of “grandfather” from the Cambridge Academic Content Dictionary © Cambridge University Press)