What does TMJ in urban slang mean?

"TMJ" in urban slang most commonly stands for "Thank Me Later." It's a phrase used to acknowledge someone's gratitude or appreciation for something done for them, with the implication that they will show their appreciation in the future.

Here are some examples of how "TMJ" might be used:

* "Yo, I got you that ticket for the concert, TMJ."

* "Thanks for the ride, TMJ."

* "Don't worry about it, I got you. TMJ."

While "TMJ" can be used in a variety of contexts, it often carries a playful or casual tone. It's a way to express gratitude without being overly formal or serious.