He could let them sink without a trace, like stones dropped into an ocean.
Then, when they passed under a small footbridge, a stone with a note tied to it dropped at his feet.
We went down like a stone dropped from a cliff.
I shoved again, and the stone dropped with a heavy thud to the floor outside.
The stones dropped back on these and hid them.
A stone crashed in through the window and dropped on the table.
A talking stone dropped out of the sky, hit the rampart.
Lake Paasselkä appeared when big stone dropped from the sky millions of years ago.
A stone dropped into one of them reverberated against the sides for apparently a great depth.
Several times the stone dropped as soon as she began to move it.