KVASS
Meaning of KVASS in English
/kvahs, kwahs/ , n.
a Russian beer made from fermenting rye or barley and having a dark color and sour taste.
Also, quass .
[ 1545-55; kvas ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012