1. a narcotic (alkaloid) extracted from coca leaves; used as a surface anesthetic or taken for pleasure; can become powerfully addictive; [syn: cocaine, cocain]
WordNet (r) 3.0 (2006):
cocain
n 1: a narcotic (alkaloid) extracted from coca leaves; used as a
surface anesthetic or taken for pleasure; can become
powerfully addictive [syn: cocaine, cocain]