This is an acronym for asking, how about you, do you agree? or what about you, do you have a suggestion? it can be used to learn more about someone. · this guide uncovers the meaning of a ubiquitous internet acronym wbu alongside its origin , uses and circumstances in which you should avoid using it. The rise of acronyms like wbu can be traced back to the early days of texting, when every character counted. · origin of “wbu” while it doesn’t look it at first since it seems like the acronym should be “wau,” the origins of “wbu” are actually pretty straightforward. · wbu or hbu are used the same way people use the phrases in spoken conversations. The origin of “wbu” comes from the phrase “what ‘bout you?” the word “about” is shortened to “‘bout” in casual speech, leading to the abbreviation “wbu. ” Let’s get started! Also, we’ll explain its origins and proper ways to navigate popular slang safely. As we moved from flip phones with tiny keypads to smartphones, the need for brevity remained, fueling the development of these shorthand expressions. If you are unsure about the meaning of “wbu”, here we will help you learn all you need to know about it. Origin of wbu slang. We’ll explore its common uses and meaning in different contexts. “about” is often shortened in slang and text to “’bout. ” therefore, “what about you” shifted to “what ’bout you,” which then shifted to “wbu. ” Definitions by the largest idiom dictionary.