bottom out

A Newt win here could knock the bottom out of the Romney campaign, removing the core arguments of inevitability and electability.

And I should kick the bottom out of dis crate just because you don't like the looks of somebody behind us!

I selected one which was exactly square, about two feet on each side, and carefully knocked the bottom out.

I was less than ten paces from it when the light suddenly vanished, and five paces more knocked the bottom out of the mystery.

It seemed to knock the bottom out of his whole theory that he who does right is always safe.

Then slip the bottom out from under the cake and allow the cake to cool.