What is the meaning of balmy?

adjective

• Informal or slang terms for mentally irregular.
  • usage: "it used to drive my husband balmy"
  • synonyms: 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
• Mild and pleasant.
  • usage: "balmy days and nights"; "the climate was mild and conducive to life or growth"; "a soft breeze"
  • synonyms: mild, soft