intrude(redirected from intruder)
Also found in: Dictionary, Thesaurus, Medical, Legal, Acronyms, Encyclopedia, Wikipedia.
intrude into (something)
To involve oneself in something in a way that is meddlesome or unwelcome. A reflexive pronoun can be used between "intrude" and "into." I make it a point never to intrude myself into other people's personal affairs. Leave it to Mom to try to intrude into your relationship.
intrude (up)on (someone or something)
To involve oneself in something in a way that is meddlesome or unwelcome. I really try not to intrude on my kids, even though they think I'm too involved in their lives. I accidentally intruded upon their seminar before it was over, oops. I didn't realize it was three hours long!
intrude into something
to get involved in something that is someone else's business. I don't want to intrude into your affairs, but I see that you're short of money. Please don't intrude into this matter.
intrude oneself into something
to work oneself into some matter that is someone else's business. I hate to intrude myself into your conversation, but don't I know you? Please do not intrude yourself into this matter.
intrude (up)on someone or something
to encroach on someone or something or matters that concern only someone or something. (Upon is formal and less commonly used than on.) I didn't mean to intrude upon you. Please don't intrude on our meeting. Please wait outside.