plummet

That strategy was revealed as a loser when print advertising began to plummet, and fall, and then fall again.

A bead P, kept in its place by friction, is threaded on the plummet line at some convenient height above H.

He dropped the ship like a plummet while the ray operators prepared to sweep the formation with their beams.

Oh, is there any plummet to sound the depths of a mother's love?

But this fool seemed intent on baiting the Pacific with a plummet, a hook, and a lump of salt pork.

The soundings, when the plummet first touches the ground, on approaching the shores, give some idea of this.