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nounsomeone who intrudes on the privacy or property of another without permission
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Definition that contains intruder
- territorial displaying territoriality; defending a territory from intruders
- infiltrator an intruder (as troops) with hostile intent
- penetrator an intruder who passes into or through (often by overcoming resistance)
- spring gun a gun that is set to fire on any intruder that comes in contact with the wire that sets it off
- set gun a gun that is set to fire on any intruder that comes in contact with the wire that sets it off