Rains heavily (5)
'rains heavily' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Another definition for pours that I've seen is " Causes to flow".)
'rains heavily' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for teems that I've seen before include "Pours down" , "Rains heavily" , "Abounds, swarms" , "Buckets down" .)