first responder

noun

: a person (such as a police officer or an EMT) who is among those responsible for going immediately to the scene of an accident or emergency to provide assistance

Examples of first responder in a Sentence

Recent Examples on the Web
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But first responders have expressed concerns about dealing with the Cybercab’s lack of manual driving controls and its unique doors. — Lora Kolodny, CNBC, 3 Oct. 2026 My concern with this amendment is that the sources that primarily fund first responders and public schools would be severely diminished. — Mary Ramsey, Charlotte Observer, 2 Oct. 2026 Volcanoes National Park urged visitors to keep their distance from the unstable cliff edges to avoid putting themselves, or first responders, in danger. — Charlotte Reck, CNN Money, 2 Oct. 2026 The agency said that the requirement ensures first responders can easily contact the owner in case of an emergency. — Stephen Underwood, Hartford Courant, 1 Oct. 2026 See All Example Sentences for first responder

Word History

First Known Use

1970, in the meaning defined above

Time Traveler
The first known use of first responder was in 1970

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Cite this Entry

“First responder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/first%20responder. Accessed 7 Oct. 2026.

Kids Definition

first responder

noun
first re·​spond·​er
-ri-ˈspän-dər
: a person (as a police officer or an EMT) who is among those responsible for going immediately to the scene of an accident or emergency to provide assistance
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