1. Plural of haywire; wires used to bind hay bales.
Usage: literal, agricultural

1. Third-person singular present tense of 'haywire'; to malfunction or go out of control.
Usage: informal; usually used in the phrase 'go haywire'

Examples

• The farmer used haywires to secure the hay bales.
• The old machine haywires every time we try to start it.
• When the power went out, the entire system haywires.
• The plan went haywire when the main speaker didn't show up.
• If you don't maintain the equipment, it will eventually go haywire.