heat

1 depth of feeling informed the doctor, with considerable heat, that she had been kept waiting for three hours Synonyms ardency, emotion, enthusiasm, fervency, fervidness, fervor, fire, ardor, intenseness, intensity, passion, passionateness, vehemence, violence, warmth, white heatRelated Words cathexis; emotionalism, emotionality, histrionics, mawkishness, melodrama, sappiness, sentimentality; eagerness, earnestness, excitement, gusto, keenness, zest; fanaticism, fever, hot-bloodedness, infatuation, mania, obsession, zeal; compassion, responsiveness, sentiment, sympathy, tenderness; torridity, torridnessNear Antonyms aloofness, calmness, collectedness, composure, detachedness, dryness, phlegm, reserve, reservedness, reticence, taciturnity; apathy, indifference, stoicism, stoniness, unconcern; stiffness, woodenness; chilliness, coldness, coolness, frigidity, frigidnessAntonyms impassiveness, impassivity, insensibility, insensibleness, insensitiveness, insensitivity

2 slang  a portable weapon from which a shot is discharged by gunpowder a private detective packing heat Synonyms arm, firearm, gun [slang], piece, small armRelated Words derringer, forty-five (or .45), gat [slang], handgun, pistol, revolver, rod [slang], roscoe [slang], sidearm, six-gun, six-shooter, zip gun; self-loader, semiautomatic; blunderbuss, breechloader, culverin, fieldpiece, firelock, flintlock, harquebus (or arquebus), matchlock, musket, rifle, shotgun, smoothbore, twenty-two (or .22); AK-47, assault rifle, assault weapon, automatic, carbine, machine gun, machine pistol, repeater, submachine gun, tommy gun; speargun

3 slang  a body of officers of the law he thought he was so slick, but the heat was onto him in no time Synonyms constabulary, finest, force, fuzz, police [slang], man, police forceRelated Words bluecoat, bobby [British], bull [slang], constable, cop, copper, gendarme, officer, peeler [British], policeman, police officer, policewoman, shamus [slang], trooper