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

     

    ski

     noun
    noun
    BrE BrE//skiː//
     
    ; NAmE NAmE//skiː//
     
    (pl. skis) Winter sports
     
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  1. 1one of a pair of long narrow pieces of wood, metal or plastic that you attach to boots so that you can move smoothly over snow a pair of skis The children go to school on skis. See related entries: Winter sports
  2. 2= waterski See related entries: Winter sports
  3. Word Origin mid 18th cent.: from Norwegian, from Old Norse skíth ‘billet, snowshoe’.
See the Oxford Advanced American Dictionary entry: ski