Grammar Monster
Grammar Monster

Meaning of IDU

What Does IDU Mean?

IDU means "I Don't Understand". The abbreviation IDU is used to indicate that the sender does not understand a statement or situation; i.e., they don't know the meaning of what has been said or cannot grasp why something has happened.
Summary of Key Points

Definition for IDU

IDU means "I Don't Understand". This is the most common definition for IDU on Snapchat, WhatsApp, Facebook, and Twitter. Here is some more information about IDU:

Definition:I Don't Understand
4: Difficult to guess
Typical Users:
Adults and Teenagers
An Image for IDU
When I write IDU, I mean this:

meaning of IDU
IDU indicates a lack of comprehension.

Examples of IDU in Sentences

Here are examples of IDU being used in conversations:
  • Jack: Light takes one hour to travel from one side of a giant star to the other.
  • Lewis: IDU. Does that mean stars spend half their time in darkness?
  • Sarah: I'm leaving the company on Friday.
  • Ryan: What? IDU. Why?

An Academic Look at IDU

IDU is an initialism abbreviation. Technically, this means it is pronounced using its individual letters (i.e., Eye Dee Yu). However, it is not often spoken using its letters. The abbreviation IDU is for efficiency in writing and not efficiency in speech.

What Did We Used To Say?

Before the digital era, we might have just said "I Don't Understand" or something like "Pardon?" instead of using IDU.

A Text with IDU

Using IDU on a Cell Phone (SMS Texts, Whatsapp, and Yubl)


Popular Themes on Cyber Definitions