Shit Don't Make Sense
by Leylaniblessings August 3, 2011
Get the SDMSmug. by Quab October 7, 2003
Get the sdmmug. by CJMG January 3, 2022
Get the SDMmug. Shag, date, marry index.
The mathematical equation of a person's (male or female) likelihood to fulfill any of the three noted requirements both a) individually and b) collectively.
Equation Calculation
Maximum 33 points awarded for:
1) Desirability to Shag (chiefly British, or American 'bang')
2) Desirability to Date
3) Desirability to Marry
An overall virtual percentage can be derived as an index judgment to the candidate's complete desirability. In most cases the result would be declared as:
X,Y,Z
30,25,7
An SDM index of 62
The mathematical equation of a person's (male or female) likelihood to fulfill any of the three noted requirements both a) individually and b) collectively.
Equation Calculation
Maximum 33 points awarded for:
1) Desirability to Shag (chiefly British, or American 'bang')
2) Desirability to Date
3) Desirability to Marry
An overall virtual percentage can be derived as an index judgment to the candidate's complete desirability. In most cases the result would be declared as:
X,Y,Z
30,25,7
An SDM index of 62
Chandler: 'For me Elly is a 30, 25, 7 SDM Index. I'd love to bang her but wouldn't wanna watch X Factor with her every Saturday'.
by londonacidcity December 15, 2011
Get the SDM Indexmug. 
SDM- stop disturbing me
When someone keeps pinging or texting you, while u r extremely busy;
Boy 1 - text dude, pick up my messages... u shit, wat type of friend r u?
Boy 2 - text cant call u my friend, so SDM!!!
Boy 1 - text dude, pick up my messages... u shit, wat type of friend r u?
Boy 2 - text cant call u my friend, so SDM!!!
by 𝖑𝖊𝖌𝖊Aarav011( just jokes ) September 19, 2020
Get the SDMmug. by Halunamatata June 19, 2023
Get the SDMmug.