The Collaborative International Dictionary of English v.0.48:

Salver \Salv"er\, n.
   One who salves, or uses salve as a remedy; hence, a
   quacksalver, or quack. [Obs.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Salver \Sal"ver\, n. [Cf. Salvage.]
   A salvor. --Skeat.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Salver \Sal"ver\, n. [Sp. salva pregustation, the tasting of
   viands before they are served, salver, fr. salvar to save, to
   taste, to prove the food or drink of nobles, from L. salvare
   to save. See Save.]
   A tray or waiter on which anything is presented.
   [1913 Webster]

WordNet (r) 3.0 (2006):

salver
    n 1: a tray (or large plate) for serving food or drinks; usually
         made of silver