What is tl dr meaning?

TL;DR is an acronym that stands for "Too Long; Didn't Read." It is commonly used to summarize lengthy articles, posts, or texts in a concise and easily digestible format. TL;DR is often used as a subheading or summary at the beginning or end of an article or post to give readers a quick overview of the main points. It is also frequently used in online discussions and forums to sum up a lengthy post or thread. The term originated from online forums and chat rooms, where users would post summaries of long posts to save time and provide a quick explanation for those who did not want to read the entire thing.