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Definitions

haywire

[hey-wahyuhr] / ˈheɪˌwaɪər /
ADJECTIVE
broken; crazy
Synonyms
STRONG
berserk nuts psycho screwball
WEAK
amiss amok batty bonkers chaotic confused cracked crazed defective disordered disorganized erratic flipped in a mess in pieces insane mad messy orderless out of order out of whack out to lunch screwy touched unbalanced unglued unhinged wacky

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

I had heard a bit about this rehearsal process, and the part of my mind that needs to understand was just haywire during those first few days.”

From Los Angeles Times • Jan. 5, 2026

When an agency goes haywire, voters will at least know who to blame.

From The Wall Street Journal • Dec. 5, 2025

The plunge in stocks — by about 30% in less than three weeks — sent their portfolio balances haywire.

From MarketWatch • Nov. 24, 2025

Both teams were more stable in the second half, with far fewer chances in comparison to the haywire first period.

From Barron's • Nov. 9, 2025

I think it was there that I went haywire.

From "Travels with Charley in Search of America" by John Steinbeck