haywire
adjective
1. informal or slang terms for mentally irregular
Similar word(s): insane, balmy, barmy, bats, batty, bonkers, buggy, cracked, crackers, daft, dotty, fruity, kookie, kooky, loony, loopy, nuts, nutty, wacky, whacky
2. not functioning properly
- has gone completely haywire
Similar word(s): malfunctioning, nonfunctional, amiss, awry, wrong