put (one's) life on the line(redirected from put their lives on the line)
put (one's) life on the line
To put oneself in harm's way to achieve something, especially at the risk of losing one's life. (Sometimes used hyperbolically.) It's important to honor the men and women in the military who put their lives on the line every day defending our country. Look, I'm putting my life on the line to push this deal forward, so you had better make sure your company follows through on its promises!