• IPA: /ˈkuːli/

coolly

1. In a cool, unpanicked or collected manner.
   • 1907, Robert William Chambers, chapter IV, in The Younger Set, New York, N.Y.: D. Appleton & Company, OCLC 24962326 ↗:

     "He was here," observed Drina composedly, "and father was angry with him." ¶ "What?" exclaimed Eileen. "When?" ¶ "This morning, before father went downtown." ¶ Both Selwyn and Lansing cut in coolly, dismissing the matter with a careless word or two; and coffee was served—cambric tea in Drina's case.

2. (dated) With calm impudence.

   They walked in, not even wearing masks, and coolly robbed the bank of twelve thousand pounds.

coolly

1. (obsolete) coolish; somewhat cool in temperature

   • Keeping my sheep amongst the coolly shade of the green alders.