What Does WEF Mean in a Text?

WEF means "With Effect From." The abbreviation WEF is used to indicate an upcoming start date or time for something new. It is most commonly used to mark a change, and it is often used in business language or the legislative sector to give notification of a change in circumstances (e.g., a new law coming into effect, or the start of a new business project).

Of note, WEF can also stand for the "World Economic Forum," a Swiss non-profit foundation based in Cologny, Geneva.

Image for WEF

When I write WEF, I mean this:

meaning of WEF

WEF means "With Effect From" and is used to indicate the start point of something new.

Summary of Key Points

"With Effect From" is the most common definition for WEF on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.
Definition:With Effect From
Guessability:guessability level 2
2: Quite easy to guess
Typical Users:typical user

Adults and Teenagers

Examples of WEF in Sentences

Here are examples of WEF being used in conversations:
  • Tim: You mean I've got a pay rise?
  • Stewart: Yes, WEF from tomorrow you're on the higher rate.
  • Sally: I was only three hours late home last night.
  • Kim: You're grounded WEF from now.

An Academic Look at WEF

WEF is an initialism abbreviation. This means it is pronounced using its individual letters (i.e., Dublyu Ee Eff), but as this is harder to say than "With effect from" it is not often spoken using its letters. In other words, the abbreviation WEF is for efficiency in writing and not efficiency in speech.

Example of WEF 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 (+)