1. Tending to intrude (especially upon privacy)
   "she felt her presence there was intrusive" 
2. Of rock material; forced while molten into cracks between layers of other rock 
3. Thrusting inward
   "an intrusive arm of the sea"

See also: busy, busybodied, concave, encroaching, interfering, intrude, intruding, intrusiveness, invasive, irruptive, meddlesome, meddlesomeness, meddling, officious, officiousness, plutonic, trespassing

Antonym: extrusive, protrusive, unintrusive

Encyclopedia: Intrusive

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