To put or force in inappropriately, especially without invitation, fitness, or permission: intruded opinion into a factual report.
Geology To thrust (molten rock) into preexisting rock.
To come in rudely or inappropriately; enter as an improper or unwanted element: "Unpleasant realities have intruded on [his] presidential dreams” ( Alexander Stille).
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.