黑啤酒

[ noun ]
a very strong lager traditionally brewed in the fall and aged through the winter for consumption in the spring
<noun.food>

Bock beer \Bock" beer`\ [G. bockbier; bock a buck + bier beer;
-- said to be so named from its tendency to cause the drinker
to caper like a goat.]
A strong beer, originally made in Bavaria. [Also written
{buck beer}.]