Definition of promiscuous adjective from the Oxford Advanced American Dictionary
promiscuous
adjective
/prəˈmɪskyuəs/
(disapproving)
1having many sexual partnerspromiscuous behaviora promiscuous lifestyleto be sexually promiscuous2(formal) taken from a wide range of sources, especially without careful thoughtpromiscuous readinga stylistically promiscuous piece of musicpromiscuity