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A beer of Belgian origin consisting of aged and unaged lambics which are blended and allowed to undergo a second fermentation.
[French regional (Brussels) gueuze and Flemish regional (Brussels) geuze, perhaps after French rue de Gueuze, and Flemish Geuzenstraat, a street in Brussels (where a brewery may have begun producing gueuze in the middle of the 19th century as a way to reuse old champagne bottles), after Flemish Geuzen, Calvinist nobles who opposed Spanish rule in the Low Countries in the 16th century, from Middle French gueux, plural of gueux, beggar, from Middle Dutch guit, rascal, from guiten, to belittle, joke, beg; perhaps akin to German dialectal gauzen, to bark, shout.]
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