Definitionen
1.NounA tumbling or falling down; a sudden or heavy fall; an overthrow; ruin; destruction.
2.NounIn 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.
3.NounA downpour of rain.
4.VerbTo come down; fall down; come or fall apart.