jack-ups(redirected from jack ups)
slang Pants that are short enough to reveal the top of one's ankles or socks. Jack-ups seem to be the new fashion trend lately, but to me it looks like everyone's pants simply shrank in the wash.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. capsules of a barbiturate drug. (Drugs.) Walter took a few jack-ups and went on to work.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.