Dictionary

A foreign person, particularly:

A foreign ship.

Clipping of chamber foreign: an outhouse.

A foreign area, particularly:

Located outside a country or place, especially one's own.

Example: He liked visiting foreign cities.

Originating from, characteristic of, belonging to, or being a citizen of a country or place other than the one under discussion.

Example: There are many more foreign students in Europe since the Erasmus scheme started.

Relating to a different nation.

Example: foreign policy; foreign navies

Not characteristic of or naturally taken in by an organism or system.

Example: foreign body; foreign substance; foreign gene; foreign species