crotch jello
The coolest anything can get. Something so cool, amazing and invigorating it makes you close your eyes, tilt your head back and smile. Almost as if you were to dip your crotch into a giant bowl of jello on a scorching hot day.
"This girl is so dope," Grant exclaimed, "she paid for lunch and suggested we head back to her place to watch the game. She's like 'crotch jello' cool."

"Is the new Beastie Boys album cool?" I asked.
"Crotch Jello," she replied.