WTW is a texting abbreviation that stands for "Whats the word?". It is often used to ask how someone is doing or what they are up to, similar to "Whats up?" or "Whats going on?". However, it can also be used to express surprise or shock, similar to "What the what!". The meaning of WTW can vary depending on the context in which it is used, so it is important to consider the conversation and the person using it to determine its intended meaning.