Wordnet 3.0
NOUN (1)
1.
a drug that is taken for nonmedicinal reasons (usually for mind-altering effects);
drug abuse can lead to physical and mental damage and (with some substances) dependence and addiction;
[syn: drug of abuse, street drug]
WordNet (r) 3.0 (2006):
drug of abuse
n 1: a drug that is taken for nonmedicinal reasons (usually for
mind-altering effects); drug abuse can lead to physical and
mental damage and (with some substances) dependence and
addiction [syn: drug of abuse, street drug]