Definition of obnoxious adjective from the Oxford Advanced American Dictionary

     

    obnoxious

     adjective
    adjective
    NAmE//əbˈnɑkʃəs//
     
     
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  1. 1extremely unpleasant, especially in a way that offends people synonym offensive
  2. 2 obnoxious behavior a thoroughly obnoxious little man obnoxious odors
obnoxiously
 
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adverb
See the Oxford Advanced Learner's Dictionary entry: obnoxious