Burn down Definition 1 of 3Pro Tip 1/3Complete Destruction Emphasizes total devastation, not just damage or partial destruction. After the fire, the entire block was burned down to the ground. Pro Tip 2/3Fire Specific Used exclusively for events involving fire, not other forms of destruction. A lightning strike caused the barn to burn down. Pro Tip 3/3Action Over Time Suggests the process of being destroyed by fire happens over a span of time. It took hours before the mansion eventually burned down.