What is the meaning of wt in slang?

"Wt" in slang usually stands for "what". It's a shortened version of the word, commonly used in online text messaging and social media.

For example:

* "Wt up?" means "What's up?"

* "Wt are you doing?" means "What are you doing?"

It's important to note that this is a very informal abbreviation and might not be appropriate for all situations.