downpour
n. B2 Upper Intermediate US //ˈdaʊnpɔɹ// UK //dˈaʊnpɔː// down·pour
n. a very heavy and sudden rain that lasts for a short time. It is much stronger than a light shower.
n. a sudden and heavy fall of rain, typically lasting for a short duration.
The heavy downpour flooded the streets within minutes.
We had to cancel the outdoor wedding because of the sudden downpour that started just as the ceremony began.
The sudden downpour provided a much-needed relief to the parched fields, though the intensity of the rain caused several small streams to overflow their banks.
From down- + pour. Compare typologically Czech liják, Polish ulewa, Slovene naliv, Russian ли́вень (lívenʹ) (akin to лить (litʹ)).