listen in

verb

listened in; listening in; listens in

intransitive verb

1
: to tune in to or monitor a broadcast
2
: to listen to a conversation without participating in it
especially : eavesdrop
listener-in
ˌli-sᵊn-ər-ˈin How to pronounce listen in (audio)
ˌlis-nər-
noun

Examples of listen in in a Sentence

it's not polite to listen in on other people's private conversations
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Priya could anchor her listening in accountability moments, pairing care with direction. Vibhas Ratanjee, Forbes.com, 1 Sep. 2025 No longer will anyone outside law enforcement be able to listen in to emergencies, from a major earthquake to calls about routine traffic stops, robberies, burglaries, shootings and other crimes. Jakob Rodgers, Mercury News, 31 Aug. 2025 There are also cables zigzagging along the ocean floor and sensors that can listen in to what passes close by. Ellie Cook, MSNBC Newsweek, 20 Aug. 2025 In the 1990s, our armed forces helped Colombia and Peru through sharing information about civilian aircraft that were suspected of shipping drugs with radar data and listening in to their radio communications. The Editorial Board, Oc Register, 15 Aug. 2025 See All Example Sentences for listen in

Word History

First Known Use

1905, in the meaning defined at sense 1

Time Traveler
The first known use of listen in was in 1905

Browse Nearby Words

Cite this Entry

“Listen in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/listen%20in. Accessed 9 Sep. 2025.

Kids Definition

listen in

verb
1
: to listen to a broadcast
2
Last Updated: - Updated example sentences
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