'Vichy water' definitions:

Definition of 'Vichy water'

(from WordNet)
noun
Sparkling mineral water from springs at Vichy, France or water similar to it

Definition of 'Vichy water'

From: GCIDE
  • Vichy water \Vi"chy wa`ter\, prop. n. A mineral water found at Vichy, France. It is essentially an effervescent aqueous solution of sodium, calcium, and magnesium carbonates, with sodium and potassium chlorides; also, by extension, any artificial or natural water resembling in composition the Vichy water proper. Called also, colloquially, Vichy. [1913 Webster]