SBD

a silent but pungent instance of flatulence (from silent but deadly)

Damn! He just released a SBD.

by The Return of Light Joker November 07, 2008

sbd

some bad dick
some bad dick

A college girl came back from the health unit with gonorrhea. It was determined that her man had "SBD".

by andrew banker September 20, 2006

SBD

silent but deadly
refers to silent emits of gas from the ass hole that tend to smell like shit

holy shit? he let a sob!!

by fuka March 31, 2003

SBD

1.A stoned killer on socom 2.

2.A person who post definitions with many typo's on urbandictionary.com

SBD just wiped out half of thier team with a grenade!

by SBD March 29, 2005

#SBD

Stop being dicks- Atlas (SoundCloud)

If we just #SBD this world would probably be a better place.

by Livyluvhugs February 21, 2017

SBD

South Beach Diet

..which can lead to other forms of SBD as well.

Man, the SBD's got me. Not I'm always letting out an SBD.

by Senyor Dippy December 02, 2005

SBD

Thas my gang bitches!! South Bay Drunks!!! for life! SBD MOTHER FUCKERS!!! come down to da south bay and claim that shit! see what happens!!

sbd mother fuckers!!!

by J-Dizzle April 18, 2005