interloper

noun

in·​ter·​lop·​er ˌin-tər-ˈlō-pər How to pronounce interloper (audio)
ˈin-tər-ˌlō-
: one that interlopes: such as
a
: one that intrudes in a place or sphere of activity
b
: an illegal or unlicensed trader

Did you know?

The History of Interloper

The -loper part of interloper is believed to be either from an English dialectal word meaning "leap" or from a Dutch word meaning "to run." (The prefix inter- means "between" or "among.") An interloper is essentially one that jumps into the midst of things without an invitation to do so.

Examples of interloper in a Sentence

I had hoped to help my neighbors, but they regarded me as an interloper. summer residents were regarded as interlopers who had no deep commitment to the town's welfare
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.
It has been embroiled in its fair share of bureaucracy fights and agency turf wars with chief information officers across government who resented interlopers treading in their agency's systems. Democrat-Gazette Staff From Wire Reports, arkansasonline.com, 26 Feb. 2025 We’re supposed to hate Moore’s uppity interloper, Patty, but twist! Eddie Mouradian, Vulture, 24 Feb. 2025 The players are stressing words like discipline and details, and becoming increasingly irritated by interlopers mentioning the phrase complacency. Troy Renck, The Denver Post, 15 Feb. 2025 Fire is the native, natural presence, and human development is the invasive interloper. Ryan Fonseca, Los Angeles Times, 12 Feb. 2025 See All Example Sentences for interloper

Word History

First Known Use

circa 1590, in the meaning defined above

Time Traveler
The first known use of interloper was circa 1590

Browse Nearby Words

Podcast

Cite this Entry

“Interloper.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/interloper. Accessed 17 Apr. 2025.

Kids Definition

interloper

noun
in·​ter·​lop·​er ˌint-ər-ˈlō-pər How to pronounce interloper (audio)
ˈint-ər-ˌlō-pər
: a person who intrudes or interferes wrongly or meddlesomely

More from Merriam-Webster on interloper

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!