Rain

Condensed water falling from a cloud.

"The rains came late that year."

Any matter moving or falling, usually through air, and especially if liquid or otherwise figuratively identifiable with raindrops.

An instance of particles or larger pieces of matter moving or falling through air.

"A rain of mortar fire fell on our trenches."

To have rain fall from the sky.

"It will rain today."

To fall as or like rain.

"Bombs rained from the sky."

To issue (something) in large quantities.

"The boxer rained punches on his opponent's head."

To reign.