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English definition of “interloper”

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interloper

noun [C] uk   /ˈɪn.təˌləʊ.pər/ us    /-t̬ɚˌloʊ.pɚ/ disapproving
someone who becomes involved in an activity or a social group without being asked, or enters a place without permission: Security did not prevent an interloper from getting onto the stage at the opening ceremony.
Translations of “interloper”
in Chinese (Traditional) 闖入者…
in Chinese (Simplified) 闯入者…
(Definition of interloper from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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