Smoking Gun

(redirected from smoking guns)
Also found in: Dictionary, Thesaurus, Medical, Idioms, Wikipedia.

Smoking Gun

Very strong evidence that proves a crime. Perpetrators of financial crimes have a reputation of destroying paperwork because doing so reduces the possibility that authorities will find a smoking gun.
References in periodicals archive ?
Not even the proverbial smoking gun proves that A shot and killed B.
We should not think and talk so much about smoking guns.
Those were a couple of smoking guns, but once again Attorney General Janet Reno doesn't seem able to recognize the odor of cordite.