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 …

INTERLOPER definition: a person who interferes or meddles in the affairs of others. See examples of interloper used in a sentence.

INTERLOPER definition: 1. someone who becomes involved in an activity or a social group without being asked, or enters a…. Learn more.

Jan 14, 2026 · Noun interloper (plural interlopers) One who interferes, intrudes or gets involved where not welcome, particularly a self-interested intruder. [from 1630s]

If you describe someone as an interloper, you mean that they have come into a situation or a place where they are not wanted or do not belong.

Definition of interloper noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

interloper (ˈɪntəˌləʊpə) n 1. an intruder 2. a person who introduces himself into professional or social circles where he does not belong

If you intrude on people without their permission, you are an interloper. An interloper crashes parties and laughs at "No Trespassing" signs.

INTERLOPER meaning: a person who is not wanted or welcome by the other people in a situation or place

An interloper is a person who becomes involved in a place, situation, or activity where they are not wanted or considered not to belong. They usually intrude or intervene without invitation or …