on the junk

on the junk

slang Currently using, intoxicated by, or addicted to narcotics, especially heroin. I assumed he was on the junk because the glassy, vacant look in his eyes. You can tell Tara's back on the junk again—she's been looking really sick and out of it lately.
See also: junk, on
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

on the junk

mod. on drugs; addicted to drugs. (see also junk.) Max has been on the junk for all of his adult life.
See also: junk, on
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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