adj. containing barm, i.e. froth from fermented yeast
the GNU version of the Collaborative International Dictionary of English
adj. Full of barm or froth; in a ferment.
The Century Dictionary and Cyclopedia
Containing or resembling barm or yeast; frothy.
Hence Barmy-brained; empty-headed.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. informal or slang terms for mentally irregular
adj. marked by spirited enjoyment
Word Usage
"It's also fun to find out, via these collected letters, the types of books and movies Farrell was consuming while writing and editing Troubles: Cold Comfort Farm, Thomas Hardy ( "barmy"), The Garden of Finzi-Continis, Easy Rider."