What is the meaning of "trending"?

The meaning of "trending" is:

becoming popular on social media websites


What is the definition of "trending"?

The definition of "trending" is:

becoming popular on social media websites



"trending" means

becoming popular on social media websites

Example Sentences:

I don’t know if you noticed, but Michael Jackson is trending on Twitter right now.

Media and Links:

The 5 most unsettling trending topics about Justin Bieber

Work trending on FoursquareCreative Commons License Matthew Hurst via Compfight