Heavy Relax is the definition of "Hard Chilling" but in a more easier/newbie understanding. The more V in Heavy and more X in Relax makes it's definition more deep feeling.
Yo bro, we gotta heavy relax mannnnn! It's just League of Legends, you don't need to stressed out about 9 years old trolling the game. Heavvvvvvvvvvvvvvy Relaxxxxxxxxxxx mate.