beast

n (beast) - Someone or something that is mindblowingly cool, awesome, butters, or just generally good.

v (beasted; beasting) - To defeat, own, or pwn someone with great skill.
(beasted, beasting)

adj (beastly) - Great, mindblowing

n - "Dude, last night was BEAST!"

v - "You just got beasted on!"

a - "Those were some beastly chips."

spideys

Something that you say when you or someone else has quick or lucky reflexes.
Comes from "spider senses" which comes from "spiderman."

"Dude, he got spideys! He knocked over his 42 oz drink but caught it before it fell."