Definition of infirm adjective from the Oxford Advanced Learner's Dictionary

     

    infirm

     adjective
    adjective
    BrE BrE//ɪnˈfɜːm//
     
    ; NAmE NAmE//ɪnˈfɜːrm//
     
    Old age, Poor health, Being ill
     
    jump to other results
  1. 1ill/sick and weak, especially over a long period or as a result of being old to grow old and infirm Father was becoming increasingly infirm. See related entries: Old age, Poor health, Being ill
  2. 2the infirm noun [plural] people who are weak and ill/sick for a long period care for the elderly and infirm
  3. Word Origin late Middle English (in the general sense ‘weak, frail’): from Latin infirmus, from in- ‘not’ + firmus ‘firm’.
See the Oxford Advanced American Dictionary entry: infirm