What is Instacrush?
1.
to instantly find yourself fawning over that one hottie with the sparkling eyes, and that beaming smile. you probably don't know their name, and they probably don't know yours, but who cares its infatuation at a first glance. its not necessary to know much about that person, besides the fact that they're oozing in appeal.
Guy1: " oh man did you see that waitress over there? "
Guy2: " you mean the one in the miniskirt?! hot! "
Guy1: " No shit."
Guy2: "instacrush dude, instacrush. "
See