Answer:
The definition of cool is.
showing no friendliness toward a person or enthusiasm for an idea or project.
calmness; composure.
"he recovered his cool and then started laughing at us"
What does cool slang mean?
fashionable and attractive
If you say that a person or thing is cool, you mean that they are fashionable and attractive. [informal, approval] He was trying to be really cool and trendy. That's a cool hat. Synonyms: fashionable, with it [old-fashioned, informal], hip [slang], stylish More Synonyms of cool.
