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intruder - definition and synonyms

 
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noun [countable]     intruder pronunciation in British English
/ɪnˈtruːdə(r)/
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singularintruder
pluralintruders
  1. 1
    someone who enters a place where they are not allowed to go, especially to commit a crime

    The dog scared off intruders who had tried to break into the house.

  2. 2
    someone who becomes involved in a situation in which they are not welcome

    I don’t belong here. I feel like an intruder.

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