What does atop the fourth wall mean?

atop the fourth wall meaning in Urban Dictionary

1. The thought of, while becoming a person or audience person in a game title or performance, you may spend time and power criticizing and making fun of the online game or performance.2. The concept of making a satire or parody of a game or overall performance.This arises from Linkara's comic review web-show called "Atop the 4th Wall", where he will make comments and make enjoyable of bad comics.