Formerly "Screaming Monkey Boner". Now "Screaming Mechanical Brain." - A Minneapolis, Minnesota based metal band. They are pretty good.
by bobaluya April 25, 2005
 Get the smbmug.
Get the smbmug. by J Train November 25, 2004
 Get the smbmug.
Get the smbmug. acronym for shaking my boobs. often used instead of the norm smh for shaking my head while textin/IM'n
by GoBooonyYeaDatsMyBoony September 29, 2009
 Get the smbmug.
Get the smbmug. literally suck my balls, but used more like a taunt. Mainly used by teenagers and adults that havn't got a job yet.
by D-Dawg3000 October 11, 2007
 Get the smbmug.
Get the smbmug. smack my biatch 
The most cooperative, sexy, horny, shy, girl on efnet.
But still sux playing any game online
The most cooperative, sexy, horny, shy, girl on efnet.
But still sux playing any game online
smackytobtch, smb, alison
by tkg March 21, 2005
 Get the smbmug.
Get the smbmug. by dkuniva July 13, 2007
 Get the smbmug.
Get the smbmug. Acronym of "Stupid Morning Bullshit" the title of a daily live streaming show on adultswim.com, hosted by Sally Skinner.
"I am going to watch SMB, it's on right now."
"Stupid Morning Bullshit;
It's the best show on the internet.
Stupid Morning Bullshit;
It's a place where you can make a new friend.
Stupid Morning Bullshit;
Is on right now."
"Stupid Morning Bullshit;
It's the best show on the internet.
Stupid Morning Bullshit;
It's a place where you can make a new friend.
Stupid Morning Bullshit;
Is on right now."
by The_ALCH December 12, 2019
 Get the SMBmug.
Get the SMBmug.