1. to be the coolest of cool; this is the next level after 'cool as a cucumber'. People who are double cool with ice typically don't give a damn what anyone else thinks, can have fun anywhere/anytime, and give off such an insanely cool vibe that everyone else wants to be like them.
2. a way in which to order a drink if you want it in a very cold state.
dude: Wow, did you see that girl dance?
dude #2: Yeah man. She is definitely double cool with ice.
OR
girl: can you mix me a coke and rum, and make it double cool with ice?
bartender: for sure.
very cool, expressing extreme coolness.. started with gay little english school girls, but there pussys so we took their word,..and..brought it to..america.
"These shoes that so happen to be covered in pink unicorns, are double cool with knobs