The meaning of ALIEN is belonging or relating to another person, place, or thing : strange. How to use alien in a sentence. Usage of Alien: Usage Guide Synonym Discussion of Alien.

Define alien. alien synonyms, alien pronunciation, alien translation, English dictionary definition of alien. adj. 1. Owing political allegiance to another country or government; foreign: alien residents.

/ ˈeɪ·li·ən / coming from a different country, race, or group; foreign: alien customs (Definition of alien from the Cambridge Academic Content Dictionary © Cambridge University Press)

Alien means belonging to a different country, race, or group, usually one you do not like or are frightened of.

Alien definition: A person who is not a citizen of the country in which they are living; often used to describe beings from outer space. - See meaning, pronunciation, etymology, examples, and related …

Definition of alien. What does alien mean? Meaning of alien. alien synonyms, pronunciation, spelling and more from Free Dictionary.

ALIEN definition: a creature from outer space; extraterrestrial. See examples of alien used in a sentence.