The application of fertilizers, pesticides, and fungicides onto crops from an aircraft / (informal, humorous) The act of breaking wind in public while passing by people.

present participle of dust off

The misleading marketing practice of including a minuscule amount of an active ingredient in a product (such as food or cosmetics), insufficient to give any measurable benefit.

present participle of feather-dust

plural of crop-dusting

present participle of dust off a batter

present participle of dust someone's jacket

A small atmospheric vortex appearing in clear, dry conditions, made visible by swirling dust picked up from the ground.

past participle of bite the dust

(idiomatic, euphemistic) To die. / (idiomatic) To quit, or fail.