What does 4chan mean?

4chan meaning in Computer Science Dictionary

An anonymous message and picture board began by Christopher Poole aka moot on October 1, 2003 where pretty much all people publish anonymously and enrollment is not required as well as easy for standard people. 4chan features a number of different panels that start around anime, manga, music, random, photography, and adult related content. The website helped create such teams as the Anonymous hacking group, created memes such as for instance lolcats and Rickrolling, and hijack Internet sites as pranks.