The meaning of INTRUSION is the act of intruding or the state of being intruded; especially : the act of wrongfully entering upon, seizing, or taking possession of the property of another.

Getting involved for one's own benefit or against others' will (Definition of intrusion from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

INTRUSION definition: an act or instance of intruding. See examples of intrusion used in a sentence.

If someone disturbs you when you are in a private place or having a private conversation, you can call this event an intrusion. I hope you don't mind this intrusion, Jon.

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

Movement of a unit or force within another nation's specified operational area outside of territorial seas and territorial airspace for surveillance or intelligence gathering in time of peace or tension. …

intrusion, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

an act or instance of intruding: [uncountable] She hated the intrusion into her private life. [countable] The press made intrusions into his private life. in•tru•sive /ɪnˈtrusɪv/ adj.: an intrusive question.

Intrusion definition: The act of intruding or the condition of being intruded on.

Intrusion refers to the unwelcome entry or presence of someone or something in a specific area or situation, often causing disruption or annoyance.