smp 

"Shit My Pants" When you have reached the point of extreme laughter and you literally shit your pants!

Ruchi: "Did you see that redneck windchime?!"
Kevin: "Yeah I absolutely SMP, ahhh that was to effin funny!"

smp by OptimusKevin October 4, 2011

SMP 

Smoke More POT.

"Chill out dude. You should SMP."

SMP by Diego August 25, 2003

SMP 

Acronym for Shaking My Penis. Similar to SMH (Shaking My Head) or SMFH (Shaking My Fucking Head), although it makes for one awkward internet conversation.

Rodney: Hey man, check this girl's profile pic out. She's definitely a fake. No one is that beautiful.

Joaquin: Yeah, SMP.

SMP by The Real Hot Coffee July 27, 2011

SMP 

Acronym for "Symmetrical Multi-Processing" A computer with more than one processing unit.

I am not SMP capable before at least two cups of coffee.

SMP by Anonymous February 4, 2003

SMP 

Shit My Pants

SMP Lololol am hxcore

SMP by Shafty-Sex December 18, 2012

SMP 

Text language for "shit my pants", to express that something is funny.

TXT1: I just got fired from Costco!
TXT2: LOL, SMP!
TXT1: Fuck you

SMP by Little T mart July 31, 2009

SMP 

suck my penis (see: win at all costs cnbl )

A group of young little shits who can't play tfc worth beans. Also got pwnd on epicenter by some clan who played 2 short and got airshotted 4 times and crowbarred 5 times.

SMP by Anonymous April 6, 2003