Online Etymology Dictionary, © 2010 Douglas Harper
Examples from the Web for show-down
But then, when it came to a show-down she might not be so magnanimous as she had appeared tonight.Dust
Mr. and Mrs. Haldeman-Julius
It was a show-down and, bulldog fighter though he was, Jasper Swope weakened.Hidden Water
I think we'll be able to count on him later, when it comes to the show-down.
He knows that matters must soon come to a show-down with the bunch.
Look here, Tom, we might as well have a show-down right now.Left End Edwards
Ralph Henry Barbour