on the borderline


Also found in: Wikipedia.

on the borderline

In an uncertain position just before some possible status, condition, action, outcome, etc. The two countries have been on the borderline of full-out war for the past decade. I was on the borderline of quitting before the boss gave me assurances that my complaints would be addressed.
See also: on
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

on the borderline

in an uncertain position between two statuses; undecided. Bill was on the borderline between an A and a B in biology. Jane was on the borderline of joining the navy.
See also: on
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
See also: