Definitions by Richie Reee

NSBM 

Acronym for Non Stop Bad Mouthing. The art of tirading about your place of employment so much, that it just becomes non-stop in nature.

"I'll stop bad mouthing this company when they decide to pay me what I'm worth, be prepared for NSBM"

NSBM by Richie Reee May 22, 2006