SD

SD is an abbreviation for Sneak Dissers, meaning people who talk behind your back or whatever.

"Ayo there's that fuckin SD"
"Huh?"
"Sneak Disser"

by fluidswapper May 8, 2022

Sds

S-smoke
D-dat
S-shit

Pull up and “sds” with me.

by Unknown account April 11, 2021

SD

In Boxing, SD is the short term and type via. Split Decision. In boxing and for other combat sports, a split decision is when 1 of the 3 judges gives it in favour of one fighter. While the rest give the favour to the other fighter. Split decisions are usually seen as controversial victories. And many Split decisions can end up overturned and will usually hand a rematch between the two competitors.

There are multiple famous split decision (SD) matches one of them Is in 1987 when Marvin "Marvellous" Hagler fought Sugar Ray Leonard. and another in 2007 when Oscar De La Hoya fought Floyd Mayweather being the closest Floyd ever came to a defeat.

by ErrolTheTruth November 20, 2021

T-SD

Temporo-spatial differentiation

T-SDs are a new field in ergodic theory

by ConstanceET March 20, 2023

SC/SD

"Stop crying; start dying!"

From the Killwhitneydead song title, "Stop Crying Just Stop Dying," a rude way to tell someone to shut up or stop complaining.

"You're such a jerk to not give us a ride!"

"But I haven't had my license for a year yet... you know what, 'SC/SD!'"

by BTBAM14 April 9, 2008

Sds

Suck dick Saturday

Him: hey baby it’s Sds wanna come over

by Just dance shorty November 9, 2019

SD

SD is a real nigga with a big dick Who listens to carti and worships him he also has the best hair he gets girls. He is a black supremacist he has good hair. Hes chill plus he has an humongous cock

SD a real nigga

by anonymous November 22, 2021