What Does IDEKY Mean in a Text?

IDEKY means "I Don't Even Know You." The abbreviation IDEKY is typically used in response to an unusual request from an acquaintance or stranger. It can also be used to express surprise when a friend or family member behaves unexpectedly, or to indicate anger or annoyance with a close friend or partner. For example:
  • Forum Member 1: Wanna go someplace private and tell me what you're wearing?
  • Forum Member 2: What a strange thing to say. IDEKY!
  • (Here, IDEKY expresses surprise at an unusual request from an acquaintance.)
  • Brother 1: I have left Sue, quit my job and am going to sail around the world.
  • Brother 2: What?! Sometimes I think IDEKY!
  • (Here, IDEKY expresses surprise.)
  • Lover 1: It's not you, it's me. I hope we can still be friends.
  • Lover 2: Friends?! As far as I'm concerned, IDEKY.
  • (Here, IDEKY expresses anger.)

Image for IDEKY

When I write IDEKY, I mean this:

meaning of IDEKY

IDEKY often expresses bewilderment.

Summary of Key Points

"I Don't Even Know You" is the most common definition for IDEKY on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.
Definition:I Don't Even Know You
Guessability:guessability level 4
4: Difficult to guess
Typical Users:typical user

Adults and Teenagers

Examples of IDEKY in Sentences

Here are examples of IDEKY being used in conversations:
  • Pete: Do you fancy two weeks in the Bahamas?
  • Ruth: Aren't you the guy from Accounts? IDEKY.
  • Carmen: I like pulling the legs off of spiders.
  • Jason: I never knew you could be so unkind. I feel like IDEKY.

An Academic Look at IDEKY

IDEKY is an initialism abbreviation. Technically, this means it is pronounced using its individual letters (i.e., Eye Dee Ee Kay Why), but as this is harder to say than "I Don't Even Know You," it is not often said using its letters. In other words, the abbreviation IDEKY is for efficiency in writing rather than efficiency in speech.

What Did We Say before Texting and Social Media?

Before the digital era, we would have just said "I Don't Even Know You" instead of using IDEKY.

Example of IDEKY Used in a Text

author logo

This page is maintained by the Cyber Definitions Editorial Team.

Help Us Improve Cyber Definitions

  • Do you disagree with something on this page?
  • Did you spot a typo?
  • Do you know a slang term that we've missed?
Please tell us using this form.


Try our fun quiz to test your knowledge of slang and texting abbreviations.
gold cup

gold cup

gold cup

  • This test has questions.
  • A correct answer is worth 5 points.
  • You can get up to 5 bonus points for a speedy answer.
  • Some questions demand more than one answer. You must get every part right.
  • Beware! Wrong answers score 0 points.
  • 🏆 If you beat one of the top 3 scores, you will be invited to apply for the Hall of Fame.
Scoring System

Cyber Guru (+)
Cyber Hero (+)
Cyber Captain (+)
Cyber Sergeant (+)
Cyber Recruit (+)