cool
(temperature) Of a mildly low temperature.
Allowing or suggesting heat relief.
Of a color, in the range of violet to green.
(of a person) Not showing emotion; calm and in control of oneself.
(unenthusiastic; lukewarm; skeptical) Unenthusiastic; lukewarm; skeptical.
(calmly audacious) Calmly audacious.
(of money) {{non-gloss|Applied facetiously to a sum of money, commonly as if to give emphasis to the largeness of the amount.}}
(knowing how to behave astutely; popular with others) (of a person) Knowing what to do and how to behave; behaving with effortless and enviable style and panache; considered popular by others.
(fashionable; trendy; hip) (AAVE) Fashionable; trendy; hip.
(all right; acceptable; good) (informal) All right; acceptable; good.
(informal) Followed by with, able to tolerate.
(informal) Of a pair of people, Having good relations.
A moderate or refreshing state of cold; moderate temperature of the air between hot and cold; coolness.
The property of being cool, popular or in fashion.
(literally) To lose heat, to get colder.
(literally) To make cooler, less warm.
(figuratively) To become less intense, e.g. less amicable or passionate.
(figuratively) To make less intense, e.g. less amicable or passionate.
(dated) To kill, murder.
(slang) To relax, hang out.