Definitionen
1.NounA person, animal, plant, or other thing which is from outside the family, group, organization, or territory under consideration.
2.NounA citizen or national of another sovereign state.
3.Noun(Can we verify this sense?) A mischievous or suspicious foreigner.
4.NounAny life form of extraterrestrial or extradimensional origin.
5.NounOne excluded from certain privileges; one alienated or estranged.
6.AdjectiveNot belonging to the same country, land, or government, or to the citizens or subjects thereof; foreign."alien subjects, enemies, property, or shores"
7.AdjectiveVery unfamiliar, strange, or removed."principles alien to our religion"
8.AdjectivePertaining to extraterrestrial life; typical of an extraterrestrial creature.
9.VerbTo estrange; to alienate.
10.VerbTo transfer the ownership of something.