Definition of petty adjective from the Oxford Advanced American Dictionary

     

    petty

     adjective
    adjective
    NAmE//ˈpɛt̮i//
     
    (usually disapproving)
     
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  1. 1[usually before noun] small and unimportant synonym minor petty squabbles petty crime/theft (= that is not very serious) a petty criminal/thief a petty bureaucrat/official (= who does not have much power or authority, although they might pretend to)
  2. 2caring too much about small and unimportant matters, especially when this is unkind to other people synonym small-minded How could you be so petty?
 
noun [uncountable]
See the Oxford Advanced Learner's Dictionary entry: petty