Here are a few things to keep in mind about "sup":
* Informal: It's very informal and should only be used with friends or people you're comfortable with.
* Common: It's very common in spoken English, especially among younger generations.
* Many variations: You might hear it spelled as "suhp," "sup," or even "wassup."
* Context: The meaning of "sup" can vary depending on the context. For example, it can be used as a greeting, a way to start a conversation, or even as a way to say goodbye.
So, next time you hear someone say "sup," just know they're saying "What's up?" in a casual way!