icebox

Short definition from Wiktionary

Noun

1. 1
   A box or compartment containing ice, typically used to keep provisions cool.
2. 2
   A compartment in a refrigerator that is colder than the rest of the refrigerator and is used as a freezer.
3. 3
   A refrigerator.
4. 4
   A city with a cold or snowy climate.
5. 5
   A prison.
6. 6
   A morgue.

Adjective

1. 1
   agreeable, awesome. (as a superlative of cool)