leave for dust

beat the dust

To perform curvets too precipitately or too low.

bite the dust

To die.

bust the dust

To clean dust off something, such as with a vacuum cleaner.

catch dust

To be rarely used.

collect dust

To remain untouched and unused for a long period of time.

dust mouse

A dust bunny.

dust off a batter

for a pitcher to throw a pitch at or near the batter, typically to frighten the batter or to have him stand farther away from home plate.

dust settles

A heated, angry, or confused atmosphere calms down.