Source : WordNet®

pain in the neck
     n 1: a bothersome annoying person; "that kid is a terrible pain"
          [syn: {pain}, {nuisance}]
     2: something or someone that causes trouble; a source of
        unhappiness; "washing dishes was a nuisance before we got
        a dish washer"; "a bit of a bother"; "he's not a friend,
        he's an infliction" [syn: {annoyance}, {bother}, {botheration},
         {pain}, {infliction}, {pain in the ass}]