Top Definition
ISD
Abbreviation for Interracial Swan Dicks. An exclusive group of teens mainly communicating over Instagram direct message. Most pictures shared are (a) sexual, (b) disturbing, or (c) "fetus" pictures of group members. You know their sweg not their stori.
The ISDs are mad sweg.
by ISD crew December 25, 2013

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ISD
Information System Development.
A course of HKIVE.
Hello, David Chan.
Hi, Peter So.
Which course are you studying in?
ISD
What's that?
Information System Development
Oh! There is a mental patient in ISD
Who?
You.
You too.
No! I am not mental patient!
YOU ARE!
Shut Up!
by David Chan & Peter So February 17, 2005

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ISD
The seventh level of hell.
Bill: I hear you are being assigned to ISD.
Adam: Yeah, I getting fucked, but I don't understand what I did wrong.
by bitchtits 101 July 07, 2011

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ISD
"I'm So Dead",
Her:OMG He Ugly

Me:ISD
by DaJon November 14, 2014

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ISD
I'm so done
"5 exams in one day? ISD"
by zzzzzzzzzzzzzzqqqqqqq August 01, 2013

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ISD
Known as Ivan Stink Day. This day is to commemorate on the legendary smelly ivan. His body odour stench is so overpowering that one could never desire to smell. Skunks are no match for him.
"Hey today's ISD, people are storming the mart crazy for deodorants they're on like 90% discount!"
by Prof. Johnny Lewin February 12, 2005

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