what does the term alien mean
Definitions &Translations Definitions for aliens. Here are all the possible meanings and translations of the word aliens. Freebase(0.00 / 0 votes)Rate this definition: Aliens is a 1986 science fiction action film directed by James Cameron and starring Sigourney Weaver, Carrie Henn, Michael Biehn, Lance Henriksen, William Hope, and Bill Paxton.