What does MBN mean?

Usually refers to "must be nice"


Other definitions of MBN:

  • Often used to refer to cute or strange behavior witnessed in public, can also have jealous connotations
  • Often posted accompanying pictures of couples together
  • Maybe not

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How to use the term

  • Did you see that cute old couple with matching umbrellas? MBN

  • I heard she met her new boyfriend on a Hunger Games fan-fiction reddit-- MBN


There are no references for MBN at this time. We would greatly appreciate your contribution if you would like to submit your own!

More slang terms:



Up to you



Sad, unhappy



I don't give a rat's ass