What does NBD mean?
A shorthand for saying that something is unimportant, manageable or not worth worrying about.
Also written: nbd · no big deal · not a big deal
The meaning
NBD means “no big deal.” It can reassure someone that a problem is minor, downplay an achievement, or jokingly make a major event sound ordinary.
What’s the tone?
Casual and minimizing; often relaxed or reassuring, but sometimes ironic, boastful or dismissive.
When and how to use it
Use it in messages and comments to say “that’s fine” or “it isn’t important.” It may be sincere reassurance, modest understatement, a humblebrag or sarcasm, so readers rely heavily on context.
In a conversation
Original examples to illustrate the expression.
Sorry, I’m five minutes late.
NBD, I just got here too.
Finished the whole project before lunch—nbd.
That is definitely a big deal.
Easy to misread
In workplace or technical contexts, NBD can also mean “next business day” or other specialized terms. The slang meaning is most likely when the message is judging whether an event or problem matters.
A little context
NBD is established messaging shorthand. Collins identifies it with emails and text messages, and Grammarly documents both the literal use and the sarcastic or boast-downplaying use. No first-use date is asserted.
Sources & further reading
These sources support the explanation. The dialogue above is original.
- NBD definition and meaningCollins English Dictionary · Checked Oct 29, 2026
Defines NBD as “no big deal” and identifies it as an abbreviation used especially in emails and text messages.
- 27 Texting Abbreviations: What They Are, Why They Exist, and How to Use ThemGrammarly · Checked Oct 29, 2026
Explains NBD as “no big deal,” noting genuine minimization, downplayed boasting and sarcastic uses, with examples of each tone.
Prepared with AI assistance and automated quality checks. Meanings can vary by context. Read our editorial policy.