What is the meaning of the word "at stake"?

Definitions:

  1. in question or at issue copy to clipboard adverb
    • * The integrity of the entire election process is at stake if we do not take measures to prevent voter fraud. copy to clipboard
  2. to be won or lost copy to clipboard adverb
    • * The integrity of the entire election process is at stake if we do not take measures to prevent voter fraud. copy to clipboard
  3. to be won or lost copy to clipboard adverb
    • * The future of the company is at stake as we compete for a contract worth millions of dollars. copy to clipboard
  4. to be won or lost copy to clipboard adverb
    • * The safety of the passengers is at stake if the airline does not address the issues with its aging fleet. copy to clipboard
  5. to be won or lost copy to clipboard adverb
    • * The reputation of the university is at stake if it does not take action to address allegations of academic misconduct. copy to clipboard