on the line

on the line

1. In a state of jeopardy or uncertainty. I'm afraid that my scholarship is on the line now that I've been accused of plagiarizing a paper.
2. Speaking or waiting on the telephone. Mr. Parker, when you're ready, Louise in Sales is on the line. I've been on the line for an hour, and still no one has answered.
See also: line, on
Farlex Dictionary of Idioms.

on the line

If something such as your reputation, your job, or your life is on the line, there is a risk that you will lose it. Using a small, one-man business can also be a good idea. You are likely to get more care and attention because his reputation is on the line. Note: You can say that you put or lay something on the line, if you do something which causes you to risk losing it. Don't put our friendship on the line like this, Martin. Rob Reiner, the director, laid his reputation on the line when he cast her in the film. Compare with put yourself on the line.
See also: line, on
Collins COBUILD Idioms Dictionary, 3rd ed.

on the ˈline

(of a job, your career, reputation, etc.) at risk: If I don’t get enough contracts this month, my job will be on the line. By making such a controversial movie, he has really put his reputation on the line.
See also: line, on
Farlex Partner Idioms Dictionary

on the line

1. Ready or available for immediate payment.
2. So as to be risked; in jeopardy: "Careers were on the line once again" (Seymour M. Hersh).
See also: line, on
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • be on the line
  • be in the balance
  • in the balance
  • in jeopardy
  • become grounds for (something)
  • becoming
  • on the string
  • ascribe
  • ascribe (something) to (something)
  • ascribe to