backdraft
/ˈbækˌdræft/
noun
- An explosive burst of flame and hot gases that occurs when oxygen suddenly enters a fire that has been burning in a confined space with little air.
- The movie showed a dramatic backdraft when the fire crew broke into the sealed room.
- A backdraft can cause a sudden explosion that endangers everyone nearby.
- The firefighters were trained to recognize the signs of a backdraft before opening a door.