What Does NAGI Mean in a Text?

NAGI means "Not A Good Idea."

The abbreviation NAGI is an acronym typically used with the meaning "Not A Good Idea," as a polite way of rejecting a proposal or suggestion.

NAGI can also be used when reflecting on an earlier decision that hasn't worked out as expected.

Image for NAGI

When I write NAGI, I mean this:

meaning of NAGI

Sometimes it's obvious when something is NAGI.

Summary of Key Points

"Not A Good Idea" is the most common definition for NAGI on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.
Definition:Not A Good Idea
Guessability:guessability level 3

3: Guessable

Typical Users:typical user

Adults, Teenagers, and Under 13s

Examples of NAGI in Sentences

Here are examples of NAGI being used in conversations:
  • Zac: Can I come round tonight?
  • Stella: NAGI. My brother is here.
  • Trojan: Maybe bringing that wooden horse into the city was NAGI!

An Academic Look at NAGI

NAGI is an acronym (i.e., an abbreviation spoken like a word). Acronyms differ from initialism abbreviations, which are pronounced using their individual letters.

NAGI is an abbreviation of the adjective phrase "Not A Good Idea." An adjective phrase is a group of words headed by an adjective that modifies a noun. For example:
  • He had an extremely menacing demeanour.
  • (In this example, the adjective phrase is highlighted and the head adjective is in bold. This adjective phrase modifies the noun demeanour.)

    What Did We Say before Texting and Social Media?

    Before the digital era, we might have just said "Not A Good Idea," or something like "It Might Be Better Not To Do That" instead of using NAGI. 

    Example of NAGI 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 (+)