haywire
1. [ adjective ] not functioning properly
Synonyms: the_matter wrong amiss out_of_order awry
Examples:

"something is amiss" "has gone completely haywire" "the telephone is out of order" "what's the matter with your vacuum cleaner?" "something is wrong with the engine"

Related terms: malfunctioning
2. [ adjective ] informal or slang terms for mentally irregular
Synonyms: barmy bats batty bonkers buggy cracked crackers daft dotty fruity kooky kookie loco loony loopy nuts nutty wacky balmy
Related terms: insane
3. [ adjective ] informal or slang terms for mentally irregular
Synonyms: balmy barmy bats batty bonkers buggy cracked crackers daft dotty fruity kookie kooky loco loony loopy nuts nutty round_the_bend wacky whacky around_the_bend
Examples:

"it used to drive my husband balmy"

Related terms: insane
4. [ noun ] wire for tying up bales of hay
Related terms: wire
Similar spelling:   Haire
  hair
  hare
  harry
  Harr
  hairy
  Haar