Meme coins are often produced as a joke. But some have ballooned to enormous valuations, with liquid markets, celebrity endorsements and multibillion-dollar market caps.

The meme is not under McDonald’s control, but this level of engagement and enthusiasm can’t be bought; the Grimace Shake meme is free advertising, a viral marketing campaign led by the public ...

What is an example of a meme? If it has a message or meaning behind it, anything can be a meme. A meme can include a video, image, text, GIF, among other mediums.