View your list of saved words. (You can log in using Facebook.)
Definition of POLYDRUG
: of, relating to, or being the abuse of more than one drug especially when illicit; also: engaging in polydrug abuse or the distribution of illicit drugs for such abuse <polydrug users><a polydrug smuggling cartel>
Seen & Heard
What made you want to look up polydrug? Please tell us where you read or heard it (including the quote, if possible).