Pronunciation Noun


  1. (uncountable) Thermal energy.
    • 2007, James Shipman, Jerry Wilson, Aaron Todd, An Introduction to Physical Science: Twelfth Edition, pages 106–108:
      Heat and temperature, although different, are intimately related. [...] For example, suppose you added equal amounts of heat to equal masses of iron and aluminum. How do you think their temperatures would change? […] if the temperature of the iron increased by 100 C°, the corresponding temperature change in the aluminum would be only 48 C°.
    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.
  2. (uncountable) The condition or quality of being hot.
    Stay out of the heat of the sun!
  3. (uncountable) An attribute of a spice that causes a burning sensation in the mouth.
    The chili sauce gave the dish heat.
  4. (uncountable) A period of intensity, particularly of emotion.
    Synonyms: passion, vehemence
    It's easy to make bad decisions in the heat of the moment.
  5. (uncountable) An undesirable amount of attention.
    The heat from her family after her DUI arrest was unbearable.
  6. (uncountable, slang) The police.
    The heat! Scram!
  7. (uncountable, slang) One or more firearms.
  8. (countable, baseball) A fastball.
    The catcher called for the heat, high and tight.
  9. (uncountable) A condition where 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.
  10. (countable) 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.
  11. (countable) 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.
  12. (countable) A hot spell.
    The children stayed indoors during this year's summer heat.
  13. (uncountable) Heating system; a system that raises the temperature of a room or building.
    I'm freezing; could you turn on the heat?
  14. (uncountable) 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.
  15. (countable, fandom) In omegaverse fiction, a cyclical period in which alphas and omegas experience an intense, sometimes irresistible biological urge to mate.
    • 2013, Kristina Busse, "Pon Farr, Mpreg, Bonds, and the Rise of the Omegaverse", in Fic: Why Fanfiction Is Taking Over the World (ed. Anne Jamison), page 321 ↗:
      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.
    • 2017, Marianne Gunderson, "What is an omega? Rewriting sex and gender in omegaverse fanfiction", thesis submitted to the University of Oslo, page 40 ↗:
      When Yuri goes into his first heat, it is not only an uncomfortable and traumatic physical experience, it is also an identity crisis: this is the moment realizes that he is an omega, and not a beta as he had previously assumed.
    • 2018, Laura Campillo Arnaiz, "When the Omega Empath Met the Alpha Doctor: An Analysis of Alpha/Beta/Omega Dynamics in the Hannibal Fandom", in The Darker Side of Slash Fan Fiction (ed. Ashton Spacey), page 127:
      Hannibal's first kiss and his alpha saliva trigger Will's heat, […]
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  • German: Lauf
  • Spanish: bola rápida
Translations Translations Translations Translations Verb

heat (heats, present participle heating; past and past participle heated)

  1. (transitive) 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. (intransitive) To become hotter.
    There's a pot of soup heating on the stove.
  3. (transitive, figurative) To excite or make hot by action or emotion; to make feverish.
    • c. 1607–1608, William Shakeſpeare, The Late, And much admired Play, Called Pericles, Prince of Tyre. […], London: Imprinted at London for Henry Goſſon,  […], published 1609, OCLC 78596089 ↗, [Act IV, scene i]:
      Ile leaue you my ſweete Ladie, for a while, pray walke ſoftly, doe not heate your bloud, what, I muſt haue care of you.
  4. (transitive, figurative) To excite ardour in; to rouse to action; to excite to excess; to inflame, as the passions.
    • a. 1701, John Dryden, “To His Sacred Majesty. A Panegyric on his Coronation.”, in The Miscellaneous Works of John Dryden, […], volume I, London: Printed for J[acob] and R[ichard] Tonson, […], published 1760, OCLC 863244003 ↗, page 34 ↗:
      A noble emulation heats your breaſt, / And your own fame now robs you of your reſt.
  5. (transitive, slang) To arouse, to excite (sexually).
    The massage heated her up.
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  1. (military) Acronym of high explosive antitank: a munition using a high explosive shaped charge to breach armour.
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