Legato Gelato 

Being both smooth and cool at the same time, the term originates from internet-rapper Zach Sherwin's similarly named music video on made-up slang.

"Tom is such a subtile douchebag. He needs to learn from Zach, who's more Legato Gelato!"

Legato Gelato by dNea October 28, 2013

Legato Gelato 

A slang term from Zach Sherwins song "legato gelato"

It means "keep it chill"

"hey bro, you gotta be more Legato Gelato"

Legato Gelato by Bullerdude September 23, 2015