fight-or-flight
adjective
: relating to, being, or causing physiological changes in the body (such as an increase in heart rate or dilation of bronchi) in response to stress
epinephrine is a fight-or-flight hormone
a fight-or-flight reaction
Examples of fight-or-flight in a Sentence
Recent Examples on the Web
Tyrosine is also a precursor to the neurotransmitters dopamine, norepinephrine and epinephrine, all of which partly contribute to the body’s fight-or-flight response.
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Kristen Rogers, CNN Money, 2 Apr. 2025
But life, such as it’s been granted them, has trained them both to swim forever in the seas of fight-or-flight.
—Andy Andersen, Vulture, 28 Mar. 2025
In a fight-or-flight response, baleens that typically use the fight method include humpbacks, right, gray, and bowheads.
—Monica Cull, Discover Magazine, 7 Feb. 2025
This triggers our fight-or-flight response, causing defensiveness, dismissiveness, or emotional shutdown.
—Sarah Noll Wilson, Forbes, 18 Mar. 2025
See All Example Sentences for fight-or-flight
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Kristen Rogers, CNN Money, 2 Apr. 2025
But life, such as it’s been granted them, has trained them both to swim forever in the seas of fight-or-flight.
—Andy Andersen, Vulture, 28 Mar. 2025
In a fight-or-flight response, baleens that typically use the fight method include humpbacks, right, gray, and bowheads.
—Monica Cull, Discover Magazine, 7 Feb. 2025
This triggers our fight-or-flight response, causing defensiveness, dismissiveness, or emotional shutdown.
—Sarah Noll Wilson, Forbes, 18 Mar. 2025
See All Example Sentences for fight-or-flight
Cite this Entry
“Fight-or-flight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fight-or-flight. Accessed 8 Apr. 2025.
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