Troll is a social media term that refers to someone who leaves offensive messages or comments on the Internet about someone else. This can be considered a playful activity for some people, as trolling is a popular trend on social media platforms.
By trolling, people aim to upset the other person because they intentionally pass annoying remarks and judgments about them. You can find plenty of trolls on the Internet, hiding behind their keyboards but making people upset with a few words.
Example
For example, when a celebrity does something unusual, you can find several memes on the situation, trolling them. The most prominent example of this troll fest is the MET Gala.

With Social Champ, effortlessly apply the best practices you’ve just learned. Schedule posts, analyze performance, and engage with your audience—all in one place.