Definitions by BERNIE.

Icecumber 

The Coolest thing in the world, a mix between 'cool as a cucumber' and 'cooler than an ice cube'

Pretty much, you can't get cooler than this.

Boy: you are so cool!?

Girl: thanks!?

Boy: in fact, you are an icecumber.

Icecumber by BERNIE. September 11, 2011