Sticky may refer to any of the following:
1. When referring to computer forums, a sticky is a post that is pinned to the top of the category, to increase its visibility to all users.
2. A sticky can also refer to a message that is posted on a computer screen, using a software program, to remind the user of an upcoming task or describe a set of instructions. These reminders are similar to the sticky or Post-it notes you may have on your desk.
3. With a website, sticky refers to the ability to keep a visitor on the site and not bounce back to what referred them to the site. A websites stickiness often depends on the content of the site and related links that may interest the visitor to other sections of the site.