from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See heroin.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The INN name for the drug heroin.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a narcotic that is considered a hard drug; a highly addictive morphine derivative; intravenous injection provides the fastest and most intense rush
di-1 + acetyl + morphine.(American Heritage® Dictionary of the English Language, Fourth Edition)