A writer or artist who sells services to different employers without a long-term contract with any of them.

synonyms: free lance, freelance, freelancer, independent, self-employed person.

Dutch: free-lancer, freelancer
Polish: wolny strzelec

Working for yourself.

synonyms: freelance, self-employed.

Serving for wages in a foreign army.

synonyms: freelance, mercenary.

Polish: najemniczy