Alternative to Wranglers (4)
I believe the answer is:
'alternative to wranglers' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for lees that I've seen before include "Eels found in sediment" , "Sediment from alcoholic drink" , "Sediment from wine or beer production" , "Wine at bottom of glass" , "Dregs, sediment" .)