Defeat utterly (4)
(Other definitions for drub that I've seen before include "Beat thoroughly" , "Beat hollow" , "Whitewash" , "Thrash" , "Beat conclusively in a competition or fight" .)
'defeat utterly' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for rout that I've seen before include "tumultuous crowd" , "Send fleeing" , "Total defeat in battle" , "Devastating defeat" , "Defeat utterly" .)
'defeat utterly' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for trounce that I've seen before include "Thoroughly defeat" , "Slaughter" , "Beat thoroughly on recount" , "Hammer" , "tank" .)