a person who interferes or meddles in the affairs of others: He was an athiest who felt like an interloper in this religious gathering.
a person who intrudes into a region, field, or trade without a proper license.

Origin of interloper

1585–95;inter- + -loper (see landloper) Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for interloper

trespasser, intruder, alien, meddler, busybody

Examples from the Web for interloper

Contemporary Examples of interloper

  • Eloy may have been an interloper in the catwalk world, but Galliano's idiosyncratic creative ethic is what lured him in.

    The Daily Beast logo
    Paris' Sad Galliano Expo

    Tracy McNicoll

    June 21, 2011

  • Are you afraid of being thought of as an interloper—a young, left-wing woman from Britain writing about American business?

    The Daily Beast logo
    Ken Lay Lives!

    Kevin Sessums

    April 26, 2010

  • Then why demand of Ailes that his opera bouffe company treat you as anything other than an interloper?

    The Daily Beast logo
    How Fox News Outsmarted the White House

    John Batchelor

    October 14, 2009

  • Thus satisfied that I was not an interloper, he moved his vehicle and allowed me to pass.

    The Daily Beast logo
    Gates’ Historical Baggage

    Mansfield Frazier

    July 26, 2009

  • Suddenly I realize, sitting here looking at her defend herself against an interloper like me, how wrong I have been about her.

    The Daily Beast logo
    Behind the Glow

    Kevin Sessums

    October 6, 2008

Historical Examples of interloper

British Dictionary definitions for interloper



an intruder
a person who introduces himself into professional or social circles where he does not belong
a person who interferes in matters that are not his concern
a person who trades unlawfully

Word Origin for interloper

C17: from inter- + loper, from Middle Dutch loopen to leap
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for interloper

1590s, enterloper, "unauthorized trader trespassing on privileges of chartered companies," probably a hybrid from inter- "between" + -loper (from landloper "vagabond, adventurer," also, according to Johnson, "a term of reproach used by seamen of those who pass their lives on shore"); perhaps a dialectal form of leap, or from Middle Dutch loper "runner, rover," from lopen "to run." General sense of "self-interested intruder" is from 1630s.

Online Etymology Dictionary, © 2010 Douglas Harper