of advanced years | somebody’s advanced ageidiomPart ofadvancedof advanced years | somebody’s advanced ageof advanced years | somebody’s advanced age — idiomidiom1. A polite way to say that someone is very old.1.idiomDefinitionA polite way to say that someone is very old.ExampleMy grandmother, a woman of advanced years, still walks daily.Are you sure a person of advanced years can handle this trip?