n.
1.a loud noise made by the explosion of fuel in the manifold or exhaust of an internal combustion engine
2.a miscalculation that recoils on its maker backfire v.
1.have an unexpected and undesired effect
2.emit a loud noise as a result of undergoing a backfire
3.set a controlled fire to halt an advancing forest to prairie fire
Idiom of the Day
wipe (someone's) slate clean
to erase someone's (bad) record
The man had a bad performance record at work but he was able to wipe his slate clean and start over.