WordWeb Online

1. Informal or slang term meaning insane, strange, eccentric or stupid
   "it used to drive my husband barmy";
   - balmy [archaic], bats, batty, bonkers, buggy [N. Amer], cracked, crackers, daft, dotty, fruity, haywire, kooky, kookie, loco, loony, loopy, nuts, nutty, round the bend, around the bend, wacky, whacky, daffy, dippy, nutsy [N. Amer], potty [Brit], daft as a brush [Brit], round the twist [Brit], wacko, cuckoo
    
2. Marked by spirited enjoyment
   "She made a barmy Blue Cheese Dressing";
   - zestful, yeasty, zesty

Derived forms: barmier, barmiest

See also: insane, spirited

Encyclopedia: Barmy