Live primitively
'live primitively' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for rough it that I've seen before include "Backpack" , "Exist with only the basics" , "take no comfort" , "Do the hard way, without ordinary comforts" , "Live basically (colloq.)" .)
'live primitively' is the definition.
(I've seen this in another clue)
This is the entire clue.