No Bull Shit, and old hacker acronym which is usually used to signify that the talk will be serious.
by Heko July 17, 2004

by HugeGrape103 September 08, 2020

by HugeGrape103 September 08, 2020

by Jordija May 02, 2004

Netspeak for "No Bullshit".
Kid on Facebook: Does anyone know where I can purchase a copy of earthworm jim for the SNES?
Seller on Facebook: Yeah I got a copy.
Kid on Facebook: NBS?
Seller on Facebook: NBS. Inbox for price.
Seller on Facebook: Yeah I got a copy.
Kid on Facebook: NBS?
Seller on Facebook: NBS. Inbox for price.
by Jimmyfingaz August 23, 2010
