overheat

verb
over·​heat | \ ˌō-vər-ˈhēt How to pronounce overheat (audio) \
overheated; overheating; overheats

Definition of overheat

transitive verb

1 : to heat to excess
2 : to stimulate or agitate unduly

intransitive verb

: to become heated beyond a safe or desirable point

Examples of overheat in a Sentence

I overheated the food in the microwave. Be careful not to overheat the engine.
Recent Examples on the Web There's a growing chorus of economists speculating that if home price growth doesn't abate soon, the housing market could eventually overheat. Lance Lambert, Fortune, 24 Apr. 2022 Under certain driving conditions, the exhaust pipe may overheat, which could melt the oil cooler pipe and cause it to rupture. Detroit Free Press, 20 Feb. 2022 Under certain driving conditions, the exhaust pipe may overheat, which could melt the oil cooler pipe and cause it to rupture. Detroit Free Press, 20 Feb. 2022 Under certain driving conditions, the exhaust pipe may overheat, which could melt the oil cooler pipe and cause it to rupture. USA TODAY, 19 Feb. 2022 The Exynos 2200 seems to be prone to overheat, but that’s just speculation. Chris Smith, BGR, 25 Mar. 2022 Factorial executives, who have stopped returning calls from automakers offering bags of money, are developing a battery that can charge faster, hold more energy and be less likely to overheat than current batteries. New York Times, 7 Mar. 2022 The flashlights in the recall can overheat after inadvertently turning on while in the holster or a pocket. Chris Smith, BGR, 15 Mar. 2022 Apparently, the battery in the watch can overheat and burn the user's wrist. Ron Amadeo, Ars Technica, 2 Mar. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'overheat.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of overheat

14th century, in the meaning defined at transitive sense 1

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Time Traveler for overheat

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The first known use of overheat was in the 14th century

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Dictionary Entries Near overheat

overhear

overheat

overheated

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Statistics for overheat

Last Updated

6 May 2022

Cite this Entry

“Overheat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/overheat. Accessed 17 May. 2022.

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More Definitions for overheat

overheat

verb
over·​heat | \ ˌō-vər-ˈhēt How to pronounce overheat (audio) \
overheated; overheating

Kids Definition of overheat

: to heat too much : become too hot The engine overheated.

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