The meaning of INTRUDER is one that intrudes; specifically : a military aircraft assigned to penetrate alone into enemy territory usually at night. How to use intruder in a sentence.

An intruder is someone who enters a place or situation despite not being invited. If a Girl Scout comes to your door to sell you cookies but ends up trying to watch TV with you, you can call her an intruder.

An intruder is a person who enters a place without permission. Windows and lighting help homeowners see intruders.

INTRUDER definition: 1. someone who is in a place or situation where they are not wanted: 2. someone who enters a place…. Learn more.

To put or force in inappropriately, especially without invitation, fitness, or permission: intruded...

Nov 7, 2025 · An intruder is someone who enters a property, building, or space without permission or legal right to be there. We’re talking about unauthorized individuals who break into homes, …

a person who enters a place secretly or illegally: The alarms go off if an intruder enters the house. See -trude-. in•trude /ɪnˈtrud/ v., -trud•ed, -trud•ing.

Someone who intrudes. intrude + -er. The intruder fell back out the window. We had an intruder last night. Jule sensed the intruder shortly after dozing off. In England the Norman duke came in as a …

An intruder is a person who unlawfully enters a property or premises without permission. This includes individuals who are explicitly prohibited from entering a location.

An intruder is a person or entity, who enters without permission or authorization, often with intent to disturb, disrupt, damage or causing harm. This term is often used in the context of property …