unsignedadjective
/ʌnˈsaɪnd/unsigned adjective (NO NAME)
(of a letter, painting, etc.) with no name or signature on it, saying who has written or painted it:
an unsigned portrait in oil of an army officer
The cheque was unsigned.
unsigned adjective (NO CONTRACT)
not having signed a contract (= a legal document stating a formal agreement) of employment:
There are still a handful of players who remain unsigned for next season.
It's a weekly radio show that gives the best unsigned musicians the airplay that they deserve.