Definition of back draft
: an explosion of the gaseous products of incomplete combustion in admixture with air sometimes occurring during a fire (as in a building or mine) —called also smoke explosion
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
First Known Use of back draft
Seen and Heard
What made you want to look up back draft? Please tell us where you read or heard it (including the quote, if possible).