adjective

1. between or among nations an international treaty
2. concerned with the relations between nations an international court
3. for the use of all nations international waters
4. of, for, or by people in various nations
5. of or having to do with activities or operations carried on in countries other than the home country international sales

noun

1. a person associated with two different countries, as a resident alien, etc.
2. 1. an international group
   2. any of several international socialist organizations existing variously from 1864 on