adjective, cool·er, cool·est.
- great; fine; excellent: a real cool comic.
- characterized by great facility; highly skilled or clever: cool maneuvers on the parallel bars.
- socially adept: It's not cool to arrive at a party too early.
- acceptable; satisfactory; okay: If you want to stay late, that's cool.
- (used to express acceptance): Okay, cool! I'll be there at 10:00.
- (used to express approval, admiration, etc.): He got the job? Cool!
verb (used without object)
verb (used with object)
Origin of cool
Synonyms for cool
Antonyms for cool
Examples from the Web for coolest
Contemporary Examples of coolest
I thought they were the coolest thing you could ever be: a rule-breaker.Jamie Lee Curtis and Naomi Foner on What It Means to Be ‘Very Good Girls’
Jamie Lee Curtis
July 25, 2014
Run Lola Run was the coolest movie ever when I was a teenager, so I was so thrilled.Diane Kruger on ‘The Bridge,’ the Immigration Problem, and Rooting For Germany in the World Cup
July 10, 2014
One of the coolest things about the class was that we were discussing the Gothic novel in real Gothic buildings.Book Bag: The Best Imaginary Castles
June 10, 2014
They believed her, and thought she was the coolest mom ever.The Drunken Downfall of Evangelical America's Favorite Painter
June 8, 2014
Check out the coolest new ideas brewing at creative crowd funding platform Kickstarter this month.Fish on Wheels, Digital Pet Babysitters, and More of the Summer’s Best Kickstarters
May 29, 2014
Historical Examples of coolest
On the other hand Walling was to all appearance the coolest man in the room.
A week ago I should have said that was the coolest head of the lot.Peak and Prairie
If Glen is a captive use your coolest judgment about interfering.The Boy Scout Treasure Hunters
Charles Henry Lerrigo
Knight was at once the most ardent and the coolest man alive.A Pair of Blue Eyes
"He is the best sportsman who has the coolest head," replied I, sleepily.Dross
Henry Seton Merriman
Word Origin for cool
Old English col "not warm" (but usually not as severe as cold), also, of persons, "unperturbed, undemonstrative," from Proto-Germanic *koluz (cf. Middle Dutch coel, Dutch koel, Old High German kuoli, German kühl "cool," Old Norse kala "be cold"), from PIE root *gel- "cold, to freeze" (see cold (adj.)).
Applied since 1728 to large sums of money to give emphasis to amount. Meaning "calmly audacious" is from 1825. Slang use for "fashionable" is 1933, originally Black English; modern use as a general term of approval is from late 1940s, probably from bop talk and originally in reference to a style of jazz; said to have been popularized in jazz circles by tenor saxophonist Lester Young. Related: Coolly.
c.1400, "coldness, coolness," from cool (adj.). Meaning "one's self-control, composure" (the thing you either keep or lose) is from 1966.
Old English colian, "to lose warmth," also figuratively, "to lose ardor," from the root of cool (adj.). Meaning "to cause to lose warmth" is from late 14c. Related: Cooled; cooling.
In addition to the idioms beginning with cool
- cool as a cucumber
- cool down
- cool it
- cool off
- cool one's heels
- cool out
- keep cool
- keep one's cool
- play it cool