Definition of grandmother noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈɡrænmʌðə(r)//
; NAmE NAmE//ˈɡrænmʌðər//
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  • the mother of your father or mother see also gran, grandma, granny compare grandfather See related entries: Relations
  • Idioms
    teach your grandmother to suck eggs
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    (British English, informal) to tell or show somebody how to do something that they can already do well, and probably better than you can
    See the Oxford Advanced American Dictionary entry: grandmother