hazard

/ˈha-zərd/

Middle English, from Anglo-French hasard, from Old Spanish azar, from Arabic al-zahr the die

noun

  1. a source of danger

  2. the effect of unpredictable and unanalyzable forces in determining events : chance, risk

  3. a chance event : accident

hazards on the roadway

verb

  1. to offer or present at a risk : venture

hazard a guess as to the outcome

plural noun

  1. special lights on a vehicle that flash on and off and are used to warn other drivers (as when the vehicle is not working properly) —called also hazards

Turn on your hazard lights. Wait inside the car for your tow, and get out only if it's safe—meaning traffic is at a crawl.