from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A Russian fermented beverage similar to beer, made from rye or barley.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A type of traditional fermented Russian beverage with little or no alcohol, made from bread, often flavored with fruit.
from The Century Dictionary and Cyclopedia
- n. A fermented drink in general use in Russia, taking the place of the beer of other countries.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. fermented beverage resembling beer but made from rye or barley
Russian kvas, from Old Russian kvasŭ.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Russian квас (kvas). (Wiktionary)