Hazard is a term used in evaluating safety: A hazard is a potential unwanted event. See Risk and Worker safety and health

Hazard can also mean:

• In computer architecture, a hazard is a problem inherent in pipelined processors.
• Hazard is a game of chance
• A moral hazard is the name given to the risk that one party to a contract can change their behaviour to the detriment of the other party once the contract has been concluded.
• Hazard, Kentucky in the United States of America.
• Hazard, Nebraska the setting to a song by Richard Marx.