haywire

Noun · Adjective

WordNet 3.0

Noun (1)

1. wire for tying up bales of hay

Adjective (2)

1. informal or slang terms for mentally irregular“it used to drive my husband balmy”Synonyms: balmybarmybatsbattybonkersbuggycrackedcrackersdaftdottyfruitykookykookielocoloonyloopynutsnuttyround the bendaround the bendwackywhacky
2. not functioning properly“something is amiss”“has gone completely haywire”“something is wrong with the engine”Synonyms: amiss(p)awry(p)wrong(p)