[ bahrm ]
/ bɑrm /


yeast formed on malt liquors while fermenting.

Origin of barm

before 1000; Middle English berme, Old English beorma; cognate with Frisian berme, German Bärme, Swedish bärme; akin to ferment Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for barm

British Dictionary definitions for barm

/ (bɑːm) /


the yeasty froth on fermenting malt liquors
an archaic or dialect word for yeast

Word Origin for barm

Old English bearm; related to beran to bear, Old Norse barmr barm, Gothic barms, Old High German barm see ferment
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012