bottom drops out, the
Also, the bottom falls out. A collapse occurs, as in The bottom dropped out of the steel market, or When they lost the game, the bottom fell out of their hopes to make the playoffs. This term alludes to collapsing deeper than the very lowest point, or bottom. [First half of 1600s]
Words nearby bottom drops out, the
bottom bolt,
bottom break,
bottom dead centre,
bottom dog,
bottom drawer,
bottom drops out, the,
bottom end,
bottom feeder,
bottom fish,
bottom fishing,
bottom gear