He was struck dumb by the news.

The shocking news left him striking dumb.

He trained hard to beat the dummy.

The crash dump file contains valuable information for troubleshooting.

The crash dumps were analyzed to identify the cause of the system failure.

He is dumping core.

The program dumps core when it encounters an error.

He is pumping and dumping the water from the pool.

They are dummy-proofing the new software to make it easier to use.

The new software has been dummy-proofed to prevent user errors.