WordNet (r) 3.0 (2006):

VIP
    n 1: an important or influential (and often overbearing) person
         [syn: very important person, VIP, high-up,
         dignitary, panjandrum, high muckamuck]

Moby Thesaurus II by Grady Ward, 1.0:

96 Moby Thesaurus words for "VIP":
   Establishment, Rasputin, Svengali, access, aristocracy,
   bad influence, baron, barons, big cheese, big gun, big man,
   big name, big shot, big wheel, bigwig, brass, brass hat, celebrity,
   court, cream, dignitary, dignity, elder, elite, eminence grise,
   establishment, fat cat, father, figure, five-percenter,
   friend at court, good influence, gray eminence, great man,
   heavyweight, hidden hand, important person, influence,
   influence peddler, influencer, ingroup, interests, key, kingmaker,
   leader, lion, lobby, lobbyist, lords of creation, luminary,
   magnate, man of influence, man of mark, manipulator, mogul, nabob,
   name, nobility, notability, notable, open sesame, overlapping,
   panjandrum, person of renown, personage, personality,
   pillar of society, power, power elite, power structure,
   powers that be, pressure group, ruling circle, ruling circles,
   ruling class, sachem, sinister influence, somebody, something,
   special interests, special-interest group, the Establishment,
   the best, the best people, the brass, the great, the top,
   top brass, top people, tycoon, upper class, upper crust,
   very important person, wheeler-dealer, wire-puller, worthy



V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

VIP
       Virtual Internet Protocol [address] (IP)


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

VIP
       Visual Information Projection [terminal] (Bull)


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

VIP
       VLB - ISA - PCI [board] (VLB, ISA, PCI)