1. involving unwanted or inappropriate interference in someone’s private affairs
2. tending to disrupt or disturb; unwelcome and bothersome
3. formed by the injection of molten rock into existing rock formations
Usage: geology

Examples

• The reporter’s intrusive questions made the celebrity uncomfortable.
• She found her neighbor’s constant visits intrusive and annoying.
• The intrusive thoughts kept him awake at night.
• Granite is an example of an intrusive igneous rock.
• The intrusive advertising pop-ups disrupted her online reading.
• His intrusive behavior at the party offended many guests.
• The therapist helped her deal with intrusive memories from the accident.