From Longman Dictionary of Contemporary Englishhaywirehay‧wire /ˈheɪwaɪə $ -waɪr/ adjective → go haywire
Examples from the Corpus
haywire• After that, things went slightly haywire, but to reach the open marketplace was easy.• If she wanted to hang on to the shreds of her professional reputation she'd better start by controlling her haywire emotions.• Everything would go haywire if he saw her.• He repeated it thousands of times, like a haywire metronome that had lost its beat.• Had it been an accidental hit with a haywire missile?• The figure looked familiar, but his thinking was too haywire to allow recognition for a moment or two.Origin haywire (1900-2000) From the use of hay-tying wire for quick repairs 