1. TL;DR (abbreviation): Too long; didn’t read. 2. TL;DR (noun): A concise summary or brief explanation of a longer text. The abbreviation "TL;DR" stands for "Too Long; Didn't Read" and serves as internet slang, indicating that a text is excessively lengthy for the reader's attention. It's commonly used as a dismissive response to lengthy posts […] The post TL;DR: Definition, Meaning, and Examples appeared first on US Dictionary.