a very low alcohol content fermented drink made out of bread. Popular in some eastern European countries, but not well known otherwise.
It's so hot, I'd chug a jug of kvass right now.
by TObject July 21, 2004
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A pure essence of the slav next to the mayonez. Kvass is made out of bread along with other things. I't gives every true slav an orgasm upon drinking!
Slav 1:I made kvass yesterday
Gopnik: Oy blin! give me sum of that cheeki breeki
by Mjolkpaket January 25, 2017
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