downcome

Plural: downcomes

Noun

• A tumbling or falling down; a sudden or heavy fall; an overthrow; ruin; destruction.
• In ironmaking, a pipe that leads combustible gases downward from the top of the blast furnace to the hot-blast stoves, boilers, etc., where they are burned.
• A downpour of rain.

Verb

• To come down; fall down; come or fall apart.