ITD 

group of Internet trolls, otherwise known as idiots

Have you heard about the Facebook group ITD? They're a bunch of trolls

ITD by HAIRYGONKMOTHER May 29, 2018

ITD 

Literally an 'Internet Transmitted Disease'

A Worm, Trojan, Malware or other noxious item that infects your computer and causes it to possibly become inoperable (and thus need cleaning/reloading).

Oh, Lord, now you know why I don't open attachments from people I don't know or get stuff from random sites. All those ITDs you can get.

ITD by RafealJW March 26, 2011

ITD 

An instance of short term depression, generally happens after one finds an immense attraction towards another human being. Usually only lasts 2-10 minutes.

ITD- When a girl walks towards one, and upon leaving the subject says, "Alas" (in their head and in other words).

ITD by Meee23482394 December 21, 2007

ITD 

Abbreviation for “In There Dog”

She’s been chatting me up everytime I go to the gym, I’m pretty sure I’m ITD dude.

ITD by anonymous December 30, 2021

ITD 

In Terminal Decline - used to describe something hopeless - a lost cause.

My son Barry refuses to pay attention at school and keeps hanging out with stoners. I can't reach him. His grades are ITD.

ITD by UDUser4820 April 20, 2023

itd trappy 

A savage roadman that lives on the street in London doing illegal actions

Ayo fam! Itd Trappy just pulled out a gun on Tommys gyal!

itd trappy by KYAhmayrem April 6, 2022

ITD (Internal redacted department) 

the most corrupt department in scp corrupt roleplay. they banned every single 3rd overseer because BIAS. SO corrupt.

Bro did you hear about the ITD (Internal redacted department)? They're so corrupt.

ITD (Internal redacted department) by Transformersthesky April 24, 2022