From Nookipedia, the Animal Crossing wiki
What is a stub?
A stub is an article that has a significant lack of information pertaining to a topic. There is no specific size to qualify an article as a stub, but generally an article that is missing a lot of information on its subject is considered to be a stub. Please keep in mind that short articles are not necessarily stubs, especially if they contain all information possible.
Marking an article as a stub
If you are writing a new article and would like to classify it as a stub for others to expand on, you must include the stub template somewhere in the article, preferably at the bottom. To include the stub template, type
Removing stub status from an article
If you've added enough information to a stub to remove its stub status or if you feel that a short article has been unnecessarily given the stub status, all you have to do is delete the
A list of stubs can be found in the stub category.