But what exactly is a meme? What do memes mean and how do they spread? Here's what you need to know. "An amusing or interesting item (such as a captioned picture or video) or genre of items that ...

As the calendar flips from April to May this week, social media users will likely see "It's gonna be May" memes featuring musician Justin Timberlake. The meme stems from NSYNC's 2000 smash hit "It ...