a·li·en Pronunciation (l-n, lyn) adj.
1. Owing political allegiance to another country or government; foreign: alien residents.
2. Belonging to, characteristic of, or constituting another and very different place, society, or person; strange. See Synonyms at foreign.
3. Dissimilar, inconsistent, or opposed, as in nature: emotions alien to her temperament. n.
1. An unnaturalized foreign resident of a country. Also called noncitizen.
2. A person from another and very different family, people, or place.
3. A person who is not included in a group; an outsider.
4. A creature from outer space: a story about an invasion of aliens.
5. Ecology An organism, especially a plant or animal, that occurs in or is naturalized in a region to which it is not native.
tr.v. a·li·ened, a·li·en·ing, a·li·ens Law To transfer (property) to another; alienate.
Criminal Invaders works for me.