The Collaborative International Dictionary of English v.0.48:

Perrier \Per"ri*er\, n. [OF. perriere, perrier, F. perrier. Cf.
   Pederero.] (Mil.)
   A short mortar used formerly for throwing stone shot.
   --Hakluyt.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Perrier \Per"ri*er\, prop. n.
   The name of a brand of bottled mineral water; a glass or
   bottle of such water; as, I'll have a Perrier..
   [PJC]