Source : Webster's Revised Unabridged Dictionary (1913)

Eau de vie \Eau` de vie"\ [F., water of life; eau (L. aqua)
   water + de of + vie (L. vita) life.]
   French name for brandy. Cf. Aqua vit[ae], under {Aqua}.
   --Bescherelle.

Source : WordNet®

eau de vie
     n : strong coarse brandy