sickest boy

Typically a younger (male) who is acting out of the ordinary or being really goofy.

“You see how Shawn was acting at that party? He’s the Sickest boy!”

sickest bitch ever

A term used to describe a mekbourne sick bitch who hooks up a lad good and than becomes known as 'sickest bitch ever'

Ren ran into Mems on his way to buy paint and Ren said "I have a bag of paint in my backpack you can have." Mems replied "sickest bitch ever..."

sickest cunt

To describe a Melbourne Lad who's a bad ass

Ren"hey Harley that Memo is the sickest cunt!, he helped me the other day, was so gratefull."