Barm, also called ale yeast, [1] is the foam or scum formed on the top of a fermenting liquid, such as beer, wine, [2] or feedstock for spirits or industrial ethanol distillation. It is used to leaven …

Jun 18, 2025 · Simply put, barm slang is used to describe someone who’s acting a bit crazy, silly, or downright bonkers—but in a lighthearted, teasing way. Think of it as calling your mate a bit …

Barm, also called ale yeast, is the foam or scum formed on the top of a fermenting liquid, such as beer, wine, or feedstock for spirits or industrial ethanol distillation.

The meaning of BARM is yeast formed on fermenting malt liquors.

barm in American English (bɑːrm) noun yeast formed on malt liquors while fermenting

BARM definition: yeast formed on malt liquors while fermenting. See examples of barm used in a sentence.

There are four meanings listed in OED's entry for the noun barm, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Define barm. barm synonyms, barm pronunciation, barm translation, English dictionary definition of barm. n. The yeasty foam that rises to the surface of fermenting malt liquors and can be …

Barm is a term that originated from the United Kingdom and is often used to describe someone who is considered a bit of an idiot or a fool. The term can be traced back to the 19th century …

Barm is a term used to refer to the frothy, yeast-laden foam that forms on the top of fermenting liquids, such as beer or ale. This froth is often used as a leavening agent in baking, particularly …