con·tra·band /'kän-trə-ˌband/ n [Italian contrabbando act of smuggling, from contra - against + bando edict, law]: property that is unlawfully produced, possessed, or transported
contraband per se: property that is in and of itself unlawful to possess, produce, or transport
derivative contraband: property that is unlawful because it is used in committing an unlawful act
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.