in heat
phrase
—used to describe a female animal that is ready to have sex and is able to become pregnant
The cat is in heat.
like a dog in heat
an animal that is coming into heat
Examples of in heat in a Sentence
Recent Examples on the Web
Such strategies include building green roofs and courtyards to help with shading and air circulation, and using dense materials such as concrete or brick that can stabilize indoor temperatures in heat.
—
Ignacio Calderon,
USA Today,
3 July 2026
Niall Horan and his girlfriend Amelia Woolley coordinated in heat-beating attire.
—
Alex Apatoff,
PEOPLE,
1 July 2026
But this taught them that the change in heat conductivity was tunable.
—
Dexter Johnson,
IEEE Spectrum,
25 Oct. 2016
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Ignacio Calderon,
USA Today,
3 July 2026
Niall Horan and his girlfriend Amelia Woolley coordinated in heat-beating attire.
—
Alex Apatoff,
PEOPLE,
1 July 2026
But this taught them that the change in heat conductivity was tunable.
—
Dexter Johnson,
IEEE Spectrum,
25 Oct. 2016
Cite this Entry
“In heat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in%20heat. Accessed 5 Jul. 2026.
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