heat

noun21

1. •
   the quality of being very warm

   • Stay out of the heat of the sun!
2. •
   Thermal energy.

   • This furnace puts out 5000 BTUs of heat. That engine is really throwing off some heat. Removal of heat from the liquid caused it to turn into a solid.
3. •
   A hot spell.

   • The children stayed indoors during this year's summer heat.
4. •
   Heating system; a system that raises the temperature of a room or building.

   • I'm freezing; could you turn on the heat?
5. •
   The output of a heating system.

   • During the power outage we had no heat because the controls are electric. Older folks like more heat than the young.
6. •
   A period of intensity, particularly of emotion.

   • It's easy to make bad decisions in the heat of the moment.
7. •
   A preliminary race, used to determine the participants in a final race.

   • The runner had high hopes, but was out of contention after the first heat.
8. •
   A stage in a competition, not necessarily a sporting one; a round.

   • The first heat of the Rotary Young Chef Competition went underway on Monday 16th December… — 2019
9. •
   An undesirable amount of attention.

   • The heat from her family after her DUI arrest was unbearable.
10. •
    (slang) A negative reaction from the audience, especially as a heel (or bad character), or in general.
11. •
    A condition in which a mammal is aroused sexually or where it is especially fertile and therefore eager to mate.

    • The male canines were attracted by the female in heat.
12. •
    (slang) In omegaverse fiction, a cyclical period in which omegas experience an intense, sometimes irresistible biological urge to mate.

    • Some stories engage in dub-con scenarios where one or both partners are out of their minds with heat lust and lose all reasoning and inhibitions. — 2013
13. •
    (slang) The sexual arousal of a person, likened to that of a mammal.
14. •
    An attribute of a spice that causes a burning sensation in the mouth.

    • The chili sauce gave the dish heat.
15. •
    (slang) The police.

    • The heat! Scram!
16. •
    (slang) One or more firearms.

    • You carrying heat?" "You saw me unload the pistol," Hugo said. "It's in the waistband. And the kitchen knife. I need that for eating. — 1983
17. •
    A fastball.

    • The catcher called for the heat, high and tight.
18. •
    One cycle of bringing metal to maximum temperature and working it until it is too cool to work further.

    • I can make a scroll like that in a single heat.
19. •
    (slang) Stylish and valuable sneakers.

    • Whoa, that guy is rocking some serious heat.
20. •
    (slang) Semi-softcore NSFW art, primarily when posted to video-sharing websites.
21. •
    A violent action unintermitted; a single effort.

    • …many pauses are required for refreshment betwixt the heats…. — 1767

verb5

1. •
   To cause an increase in temperature of (an object or space); to cause to become hot (often with "up").

   • I'll heat up the water.
2. •
   To become hotter.

   • There's a pot of soup heating on the stove.
3. •
   (figurative) To excite or make hot by action or emotion; to make feverish.

   • Ile leaue you my sweete Ladie, for a while, pray walke softly, doe not heate your bloud, what, I must haue care of you. — 1607
4. •
   (figurative) To excite ardour in; to rouse to action; to excite to excess; to inflame, as the passions.

   • A noble emulation heats your breast, / And your own fame now robs you of your rest. — 1701
5. •
   (slang) To arouse, to excite (sexually).

   • The massage heated her up.

noun1

1. •
   Acronym of high explosive antitank, a munition using a high explosive shaped charge to breach armour.