What does YMBJ stand for?

You must be joking

YMBJ stands for "you must be joking." This acronym is another way of saying "Are you kidding me?"

If someone sends you YMBJ and you actually were joking, you can respond with JK to let the person know their intuition was correct. If you weren't joking, you can send back IDS or tell the person that you're srs.


He can bench 250 lbs? YMBJ
No, srsly. He really can!

YMBJ means "you must be joking"

Related Slang


Updated November 4, 2020

YMBJ definition by Slang.net

This page explains what the acronym "YMBJ" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.

We are constantly updating our database with new slang terms, acronyms, and abbreviations. If you would like to suggest a term or an update to an existing one, please let us know!