barm


barm

noun \ˈbärm\

Definition of BARM

:  yeast formed on fermenting malt liquors

Origin of BARM

Middle English berme, from Old English beorma; akin to Middle Low German berm yeast, Latin fermentum yeast, fervēre to boil, Old Irish berbaid he boils
First Known Use: before 12th century

Rhymes with BARM

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