From cool +‎ -ly.


  • IPA(key): /ˈkuːl.li/, [ˈkuʷɫ.li], /ˈkuːli/, [ˈkʉː.li]
  • (file)
  • Homophones: coolie, coulee, coulis (second pronunciation)


coolly (comparative more coolly, superlative most coolly)

  1. In a cool, unpanicked or collected manner.
    • 1907 August, Robert W[illiam] Chambers, chapter IV, in The Younger Set, New York, N.Y.: D. Appleton & Company, →OCLC:
      "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.
    • 2011 October 2, Aled Williams, “Swansea 2-0 Stoke”, in BBC Sport Wales:
      Graham secured victory with five minutes left, coolly lifting the ball over Asmir Begovic.
  2. (dated) With calm impudence.
    They walked in, not even wearing masks, and coolly robbed the bank of twelve thousand pounds.



coolly (comparative more coolly, superlative most coolly)

  1. (obsolete) coolish; somewhat cool in temperature