A really hot person who's the epitome of perfection and A person who makes every girl jealous. Souvies are very independent and have good morals. They are usuallly lone wolves and make very good leaders.
"I wish I could just be as perfect as Souvie."
short for "souvenir"; a small present brought back from a certain place as a memento
Bob: where'd you go in easter again?
Alex: Universal Studios. I got you a souvie!