cool it is a adjective in the English language and meaning "cool", in the literal translation into Portuguese.
This term is used in an informal context, as a slang term to qualify something or someone as “radical”, “calm”, “cool” or “quiet”, for example.
Example: "i met a really cool guy” (“I met a really nice guy”) or “Please, stay cool” (“Please be calm”).
Cool can still have the meaning of "cool", "cool" or "cool". O cooler, for example, a device that helps to maintain the refrigerated temperature of a certain object, derives etymologically from this same name.
Example: "I’d like a cool glass of water, please” (“I would like a glass of fresh water, please”).
The word cool has become very common in Brazil, also as a foreign slang, mainly to qualify people. For example, a “cool person” is an individual who is considered very cool and admired in a group of friends.
the antonym of the word cool é uncool, that is, "unpleasant", "unstyled", "unfashionable" or "boring".