drug-related matter "drug-related matter" means any investigation, inquiry, trial, or other proceeding in any foreign country under any law relating directly or indirectly to dangerous drugs or to any property used for or derived from any activity relating to dangerous drugs, whether the same be for an offence under such law, or for the forfeiture of property under such law; ACT 340 - DANGEROUS DRUGS (FORFEITURE OF PROPERTY) ACT 1988 42. Interpretation.