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Definitions

intruder



Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Window reflections have been misconstrued as a possible intruder and a tornado.

From The Wall Street Journal • May 5, 2026

South Korean actor and K-pop singer Nana managed to fight off a home intruder alongside her mother, local media reported.

From BBC • Nov. 16, 2025

K-pop star Nana helped overpower a home intruder and is recovering in hospital after suffering injuries during the tussle, South Korean police said on Sunday.

From Barron's • Nov. 16, 2025

The adjuvant is a substance that activates the immune system to recognize the antigen, treat it as a foreign intruder and eliminate it.

From Science Daily • Oct. 13, 2025

“Really, Jonah, if there’d been an intruder, we would have heard him. You know how those stairs creak.”

From "Found" by Margaret Peterson Haddix




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