'Smum is a term which can be added onto any name or proper noun in order to change that term into an insult. In general use it is added onto a name in order to embaress the recipient.
person a) "Hey, I just had sex with sarah!"
person b) "'smum! LOL!"
person a) Damn your erudite wit!
person b) "'smum! LOL!"
person a) Damn your erudite wit!
by troy May 13, 2005
Get the 'smummug. Codeword : Pertaining to Marijuana (Smummy, Smummed, Smumming, Smums...)
Created by Ms. M.C.M.G and Ms. J.M.C
Created by Ms. M.C.M.G and Ms. J.M.C
"HEY! You got any SMUM?"
"DUDE....SHE smums..."
"Wanna get SMUMED???!!!"
question: "What are you doing?"
Answer: "Smumming..."
"You done Smummed yourself stupid."
"DUDE....SHE smums..."
"Wanna get SMUMED???!!!"
question: "What are you doing?"
Answer: "Smumming..."
"You done Smummed yourself stupid."
by Another_Schoolyard_Casualty September 2, 2006
Get the smummug. 
tricking your opponent/friend into thinking you are calling them, when in actual fact you are calling their mum
by pugzzz August 23, 2006
Get the smummug.