Four way flashers are a common feature in most vehicles, especially in emergency ones. They are used to signal that a vehicle is stationary and present on the road, or when there is a temporary obstruction on the roadway. Despite its common usage, there are various synonyms for the term "four way flashers". Alternatives include hazard lights, emergency flashers, blinkers, and warning lights. Each term connotes a sense of urgency and caution, emphasizing the importance of signaling to other vehicles on the road. Different regions may favor certain synonyms, but all serve the same purpose in warning other drivers of potential hazards.