senior citizen

senior citizen
    n 1: an elderly person [syn: {oldster}, {old person}, {senior
         citizen}, {golden ager}]
    

39 Moby Thesaurus words for "senior citizen":
      Father Time, Methuselah, Nestor, Old Paar, ancient, centenarian,
      dotard, elder, gaffer, geezer, golden-ager, gramps, grandfather,
      grandsire, graybeard, nonagenarian, octogenarian, old chap,
      old codger, old dog, old duffer, old geezer, old gent,
      old gentleman, old man, old party, old-timer, older, oldster,
      pantaloon, patriarch, pensioner, presbyter, senior, septuagenarian,
      sexagenarian, the quiet-voiced elders, venerable sir, veteran