1. The act of intruding, or of forcing in; especially, the forcing (one's self) into a place without right or welcome; encroachment.
Why this intrusion?
Were not my orders that I should be private? --Addison.
2. Geol. The penetrating of one rock, while in a plastic or metal state, into the cavities of another.
3. Law The entry of a stranger, after a particular estate or freehold is determined, before the person who holds in remainder or reversion has taken possession.
4. Scotch Ch. The settlement of a minister over a congregation without their consent.
n 1: any entry into an area not previously occupied; "an invasion
of tourists"; "an invasion of locusts" [syn: invasion,
2: entrance by force or without permission or welcome
3: the forcing of molten rock into fissures or between strata
of an earlier rock formation
4: rock produced by an intrusive process
5: entry to another's property without right or permission
[syn: trespass, encroachment, violation, usurpation]