The Collaborative International Dictionary of English v.0.48:

Purveyor \Pur*vey"or\, n. [OE. porveour, OF. pourveor, F.
   pourvoyeur. See Purvey, and cf. Proveditor.]
   1. One who provides victuals, or whose business is to make
      provision for the table; a victualer; a caterer.
      [1913 Webster]

   2. An officer who formerly provided, or exacted provision,
      for the king's household. [Eng.]
      [1913 Webster]

   3. a procurer; a pimp; a bawd. --Addison.
      [1913 Webster]

WordNet (r) 3.0 (2006):

purveyor
    n 1: someone who supplies provisions (especially food)

Moby Thesaurus II by Grady Ward, 1.0:

20 Moby Thesaurus words for "purveyor":
   caterer, chandler, commissariat, commissary, donor, furnisher,
   manciple, merchant, patron, provider, provisioner, quartermaster,
   retailer, steward, stock clerk, storekeeper, supplier, sutler,
   victualer, vivandier



The Free On-line Dictionary of Computing (30 December 2018):

Purveyor

    A web server for Windows NT
   and Windows 95 (when available).

   (http://process.com/).

   E-mail: .

   (1995-04-11)


Bouvier's Law Dictionary, Revised 6th Ed (1856):

PURVEYOR. One employed in procuring provisions. Vide Code, 1, 34.