illicit


illicit (http://definr.com/illicit)

     adj 1: contrary to accepted morality (especially sexual morality)
            or convention; "an illicit association with his
            secretary" [ant: licit]
     2: contrary to or forbidden by law; "an illegitimate seizure of
        power"; "illicit trade"; "an outlaw strike"; "unlawful
        measures" [syn: illegitimate, outlaw(a), outlawed, unlawful]