It can basically mean both good or bad depending on the way you use it. it's like saying gay if it's "bad" without using that word. Or if your friend has a new game or hot shirt from a band with it's signature can be called "sicktits".
It was basically made when someone slurred the words "sicko" and "attitude" together.
Every UofT life science student's wet dream to do undergraduate research there.
premed students will violate the Geneva Conventions to get in.
Neuroscience student: Hey there, where do you do your research?
Human Biology student: My lab's at Sickkids. What about you? :)
Neruoscience student: WTF How did YOU get in there?!?! I'm at Krembil >:(
Human Biology student: Oh! Krembil is good though! My friend actually...
Neuroscience student: stfu your dad probably works at sickkids you nepo baby >:o
Human Biology student: No my dad's dead... :(