idk

An abbreviation commonly used for the word I don't know. It is used online by many people in programs such as AIM or MSN to save time.
Also made famous by the commercial "idk my bff gill?"

So0 SaRaH sAiD (12:41:34 AM): i was supposed 2 go online and figure out how i find out how many texts ive sent this month '
Fangzhou14 (12:41:45 AM): oh.... lol
So0 SaRaH sAiD (12:41:49 AM): but idk how
Fangzhou14 (11:35:15 PM): that's the 187th time you said idk.

by Fangzhou July 27, 2007

idk

idk what it means

guy 1: what does idk mean?
guy 2: idk

by willlllllllllllllllllllllllll May 7, 2009

idk

it means idk

idk

by Pingu696969 December 2, 2019

idk

it means disagreement

A: it's this way
B: idk
A: trust me it is
B: idk man
A: shows proof
B: oh ok i was wrong and you were right as always

by isaacosbraah November 5, 2020

Idk

a shortcut for I don't know Like

hey dude you know what is my day ? the guy : Idk

by narutofan12312341 May 28, 2018

Idk

Shortcut for I don't know to make it easier

hey dude you know what happend this day :D the guy : idk

by narutofan12312341 May 28, 2018

IDK

I don’t know what the definition of “IDK” is.

Mom: *walks into room sees son on urban dictionary
Son: *changes the definition of blompkin to the definition of IDK

by xXBumbCrumbXx March 6, 2021