What does '@highlight' mean on Facebook?

Near the bottom of the list, "@highlight" was mentioned with the words, "Some friends might receive notifications." Upon selecting the "@highlight" feature with the words about friends receiving notifications and then posting the comment, the "@highlight" text turned blue and turned into a link.

What is a 'highlight comment' on Facebook?

The Gist: The @highlight comment on Facebook allows users to highlight a particular post by increasing its size and visibility on Facebook. The feature is like a pinned tweet, in that it's also one of the first things users will see on your profile.

Could a 'highlight' feature help people see who lurked on Facebook?

We also previously received reader mail that asked about the subject. According to the posts and emails, a rumor said that typing an "@" symbol in a comment box, selecting the word "highlight" from a pop-up menu and then submitting the comment would allow a user to see which friends had been lurking on their profile or page more than anyone else.