dated slang A division, department, or agency of law-enforcement officials who specialize in policing the illegal drug trade. ("Junk" is a slang term for illicit drugs, especially heroin.) I was in homicide for a few years, then they transferred me to the junk squad. The boss thinks there's a rat in the outfit leaking information of our drug trade to the junk squad.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. police who enforce the narcotics laws. (Underworld.) The junk squad has more than it can handle trying to keep up with the hard stuff.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.