James Yoon
It is an actual person who was known to make awesome dinosaur noises and was a hardcore weight lifter. You may call someone a James Yoon. It means making dinosaur noises like AINFOIAWJFIAJWFOI and being elektrikk.
WHOA DUDE that kid just pulled a James Yoon.
James Yoon
A prick who is as skinny as a stick
Man, he could be a James Yoon!