(idiomatic) A person who performs or appreciates jazz, especially one whose style of speech and movement is relaxed and rhythmic.

(historical) A cooling drink of wine and water, with lemon juice, spices, and borage. / (UK, dialect) The plant borage itself.

plural of cool tankard

plural of cool store

(Australia, New Zealand) a building or room that is kept cool for the storage of perishables (such as apples).

A person who is not easily abashed.

plural of cool hand

plural of cool cat

(informal, chiefly in the plural) A trendsetter, often a hipster; one considered worthy of emulation for their fashion sense etc.

(art) A form of impersonal, geometric abstract art.