Definition of shady adjective from the Oxford Advanced American Dictionary

     

    shady

     adjective
    adjective
    NAmE//ˈʃeɪdi//
     
    (shadier, shadiest)
     
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  1. 1protected from direct light from the sun by trees, buildings, etc. a shady garden We went to find somewhere cool and shady to have a drink.
  2. 2(of a tree, etc.) providing shade from the sun
  3. 3[usually before noun] (informal) seeming to be dishonest or illegal a shady businessman/deal a shady character
See the Oxford Advanced Learner's Dictionary entry: shady