From WordNet (r) 2.0 (August 2003) [wn]:
balmy
adj 1: informal or slang terms for mentally irregular; "it used to
drive my husband balmy" [syn: barmy, bats,
batty, bonkers, buggy, cracked, crackers,
daft, dotty, fruity, haywire, kooky,
kookie, loco, loony, loopy, nuts, nutty,
round the bend, around the bend, wacky,
whacky]
2: mild and pleasant; "balmy days and nights"; "the climate was
mild and conducive to life or growth" [syn: mild]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Balmy \Balm"y\, a.
1. Having the qualities of balm; odoriferous; aromatic;
assuaging; soothing; refreshing; mild; as, balmy weather.
"The balmy breeze." --Tickell.
[1913 Webster]
Tired nature's sweet restorer, balmy sleep! --Young.
[1913 Webster]
2. Producing balm. "The balmy tree." --Pope.
[1913 Webster]
3. Highly eccentric or crazy. [Informal]
Syn: batty.
[PJC]
Syn: Fragrant; sweet-scented; odorous; spicy; refreshing;
soothing.
[1913 Webster]