DuckCorp Dico

Found one definition

1.                 From The Jargon File (version 4.4.7, 29 Dec 2003):
                   
   
   
                   
                     
   PHB
    /P·H·B/
       [Usenet; common; rarely spoken] Abbreviation, “Pointy-Haired Boss”. From
       the Dilbert character, the archetypal halfwitted middle-management
       type. See also pointy-haired.