having or giving off heat; having a high temperature

a hot fire; hot coffee.

having or causing a sensation of great bodily heat; attended with or producing such a sensation

He was hot with fever.

creating a burning sensation, as on the skin or in the throat

This ointment is hot, so apply it sparingly.

sharply peppery or pungent

Is this mustard hot?

having or showing intense or violent feeling; ardent; fervent; vehement; excited

a hot temper.

Informal . having a strong enthusiasm; eager

a hot baseball fan.

Slang .

sexually aroused; lustful.

sexy; attractive.

violent, furious, or intense

the hottest battle of the war.

strong or fresh, as a scent or trail.

absolutely new; fresh

a dozen new mystery stories hot from the press.

requiring immediate delivery or correspondence; demanding priority: The hot freight must be delivered by 10

a.m. tomorrow, or we'll lose the contract.

Slang . skillful in a reckless or daring way

a hot pilot.

following very closely; close

to be hot on the trail of a thief.

(of colors) extremely intense

hot pink.

Informal . popular and commercially successful; in demand; marketable

The Beatles were a hot group in the 1960s.

Slang . extremely lucky, good, or favorable

A poker player has to have a hot hand to win the pot.

Slang . (in sports and games) playing well or winningly; scoring effectively

a hot pitcher.

Slang . funny; absurd

That's a hot one!

Games . close to the object or answer that is being sought.

Informal . extremely exciting or interesting; sensational or scandalous

a hot news story.

Jazz .

(of music) emotionally intense, propulsive, and marked by aggressive attack and warm, full tone.

(of a musician) skilled in playing hot jazz.

Informal . (of a vehicle) capable of attaining extremely high speeds

a hot new jet plane.

Slang .

stolen recently or otherwise illegal and dangerous to possess

a hot diamond necklace.

wanted by the police.

dangerous.

Informal . in the mood to perform exceedingly well, or rapidly, as during a burst of creative work

Finish writing that story while you're still hot.

actively conducting an electric current or containing a high voltage

a hot wire.

of, pertaining to, or noting radioactivity.

Metalworking . noting any process involving plastic deformation of a metal at a temperature high enough to permit recrystallization due to the strain

hot working.

in a hot manner; hotly.

while hot

Garnish the potatoes with parsley and serve hot.

Metalworking . at a temperature high enough to permit recrystallization

The wire was drawn hot.

Chiefly British Informal . to heat; warm (usually fol. by up ).

the hots, Slang . intense sexual desire or attraction. ?

get hot

Slang . (in sports and games) to become very effective or successful; score or win repeatedly or easily.

hot and bothered, Informal . excited, aroused

or flustered

This mistake isn't worth getting hot and bothered about. Also, all hot and bothered.

hot and heavy, Informal . in an intense, vehement

or passionate manner

They argued hot and heavy for 20 minutes.

hot under the collar. collar ( def. 23 ) .

make it hot for

Informal . to make something unpleasant for; cause trouble for

Ever since their argument the principal has been making it hot for the new teacher.

adjective

cold , cool , freezing , frigid , mild , moderate , calm , indifferent , unfeeling , old , old-fashioned , out , unpopular , turned off

adjective

baking , blazing , blistering , boiling , broiling , burning , calescent , close , decalescent , febrile , fevered , feverish , feverous , fiery , flaming , heated , humid , igneous , incandescent , like an oven , on fire , ovenlike , parching , piping , recalescent , red * , roasting , scalding , scorching , searing , sizzling , smoking , steaming , stuffy , sultry , summery , sweltering , sweltry , thermogenic , torrid , tropic , tropical , very warm , warm , white * , acrid , biting , peppery , piquant , pungent , racy , sharp , spicy , zestful , angry , animated , ardent , aroused , distracted , eager , enthusiastic , excited , fervent , fervid , fierce , furious , ill-tempered , impassioned , impetuous , indignant , inflamed , intense , irascible , lustful , raging , stormy , temperamental , touchy , violent , approved , cool * , dandy , favored , fresh , glorious , groovy * , in demand , just out , keen , latest , marvelous , neat * , nifty * , peachy * , popular , recent , sought-after , super , trendy , up-to-the-minute , carnal , concupiscent , erotic , lascivious , lewd , libidinous , passionate , prurient , salacious , sensual , red-hot , febrific , hectic , pyretic , live , divine , fabulous , fantastic , fantastical , sensational , splendid , superb , terrific , wonderful , attractive , candent , choleric , excitable , glowing , grilling , incalescent , muggy , stolen , strong , sulfurous , sulphurous , thermal , thermic , vehement