free agency; free contract
Used in sports, entertainment, and business for a player or professional not bound by an exclusive contract, or for the contract itself.
He is expected to become a free agent after this season.
Acquire a free-agent player.
noun which may take the genitive case particle 'no'
Attributive use (〜の) describing a person working independently without a long-term employer, or a contract that allows such work.
He works as a freelance translator.