Meaning of COOL in English


I. ˈkül adjective

( -er/-est )

Etymology: Middle English cole, from Old English cōl; akin to Old High German kuoli cool, Old English calan to get cold, cald, ceald cold — more at cold


a. : moderately cold : between tepid and chill : lacking in warmth

a cool wind

water a little too cool for swimming

preferred to drink coffee when it was cool rather than hot

b. : chilly

shivering in the cool air of the evening

c. : having refrigeration facilities : under refrigeration


a. : unaffected by passion, agitation, alarm, perturbation, unsteadying tension : showing calmness, steadiness, impassiveness, resolution, or control

“never shoot in a passion”, the excellent advice went on; “only a cool hand is steady” — Joseph Hergesheimer

he was very cool outwardly, but was nervous all the same — Bram Stoker

b. : free from excitement, strong feeling, passion, or confusion : marked by deliberate judgment and temperate moderation

the heated personal disputes … gave way to cool negotiations — G.B.Shaw

c. : experienced , sophisticated

3. : lacking ardor, enthusiasm, warmth, friendliness, or affability : unresponsive and apathetic or unfriendly and antagonistic

he received a very cool reception

“a pity you take on so … ”, the young lady said, with a cool , slightly sarcastic air — W.M.Thackeray

4. of a scent : weak , faint

the trail of the fox is cool


a. : as indicated : certain , positive : not scant or bare : whole , full

a cool million in gambling debts

b. : gained, lost, executed, or reckoned calmly or deliberately without excitement or fuss

he made a cool $100,000 by his investment schemes

6. : marked by deliberate unabashed effrontery, presumption, or lack of due deference, respect, or discretion

a cool reply

a cool pleasure in stripping the Indians of their horses or silver or blankets — Willa Cather


a. : facilitating or suggesting pleasurable sensations of comfort or ease at relief from heat

a cool dress

a cool air-conditioned room

the cool beauty of freshwater lakes — American Guide Series: Michigan

b. : marked by lack of fervor, dash, or excitement : restful , unemotional , studied

simple cool clear prose

cool jazz

sweet cool paintings that are more refreshing than stimulating — Time

c. of a color : producing an impression of coolness ; specifically : of a hue in the range violet through blue to green

d. of a musical tone : relatively lacking in timbre or resonance

8. slang : great , excellent ; especially : showing a mastery of the latest in approved technique and style

as an actor he's real cool

a cool performance


composed , collected , unruffled , imperturbable , nonchalant : cool implies general self-control uninfluenced by excitement or emotion

my work, I am often told, is cool and serene, entirely reasonable and free of passion — Havelock Ellis

this wonder, that when near her he should be cool and composed, and when away from her wrapped in a tempest of desires — George Meredith

It may also imply calm courage, deliberateness, effrontery, or indifference

cool and deliberate, he gave his orders in a voice devoid of alarm — J.J.Floherty

the sudden change in her voice, from cool imperial arrogance to terrified pleading — Robert Graves

composed refers to absence of indications of agitation or tension

she was composed without bravado — Agnes Repplier

did he appear … composed, or was he agitated and alarmed — C.B.Nordhoff & J.N.Hall

collected implies a concentration of faculties to avoid or overcome distraction

they did not look very unhappy, though Mrs. Hawthorne wore her collected Sunday expression — Archibald Marshall

unruffled implies an accustomed calmness even in exciting situations

on the one hand, feeling at its keenest edge and highest tension; on the other the low, placid, unruffled level of our normal moods — J.L.Lowes

the familiar estate of marriage was preserved in the unruffled calm of their bedroom as in an embalming fluid — Ellen Glasgow

imperturbable implies extreme and accustomed calm, rendering one unlikely to be disconcerted, disturbed, or alarmed

Irving, the pleasure-loving, genial, imperturbable traveler and gentle hedonist — Saxe Commins

at her side sat a rosy-cheeked imperturbable nurse in a stiff white uniform — W.H.Wright

nonchalant suggests easy casualness and an appearance of detached indifference or carefreeness

at the back [of the ambulance], haughty in white uniform, nonchalant on a narrow seat was The Doctor — Sinclair Lewis

II. verb

( -ed/-ing/-s )

Etymology: Middle English colen, from Old English cōlian to become cool, from cōl cool

intransitive verb

1. : to become cool : lose heat or warmth : lose some characteristic likened to heat (as force or activity)

the summer cooled into autumn — Arnold Bennett

the material exposed to radiation was left alone to cool for a long time

— sometimes used with off or down

cooling off in the evening breezes


a. : to lose ardor or passion : to become less fervent, zealous, impassioned, angry, or affectionate : lose intensity : moderate

his anger cooled

— often used with off or down

give those hotheads a chance to cool off — L.C.Douglas

b. : to lose enthusiasm or interest and to become tepid, indifferent, suspicious, or inimical — used with on, to, or toward

its main backers have cooled on the project

c. : to become less hot : allow enough time to pass for a lessening of the police's efforts to capture one — usually used with off

hiding out to cool off

transitive verb


a. : to impart a feeling of coolness or cold to ; often : to refresh by countering the effects of heat

the breeze cooled them

— often used with off or down

a swim cooled us off a little

b. : to make less hot or warm : cause loss of heat in : reduce in temperature often to a satisfactory or pleasurable point

cool the milk before storing it

cool the vegetables with refrigeration

an engine cooled with water

cool the room with a fan

cool the emotions and restore peace — New York Times

— sometimes used with off or down

the agitation was cooled down — J.A.Froude

2. : to moderate the heat or excitement of : allay

cool her growing anger

: moderate , calm


a. : to check decisively : rob of force or effectiveness : stop

b. : to knock out ; also : kill

the gangsters cooled him for squealing

- cool one's heels

III. noun

( -s )

Etymology: Middle English cole, from cole, adjective

1. : a cool time, place, occasion, or situation

the cool of evening

2. : coolness

IV. adverb

Etymology: cool (I)

: in a cool manner : coolly

play it cool

V. adjective

: employing understatement and a minimum of detail to convey information and usually requiring the listener, viewer, or reader to complete the message

another indication of the very cool … character of this medium — H.M.McLuhan

VI. verb

- cool it

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.