Insurance (5)
'insurance' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for cover that I've seen before include "Conceal, screen" , "Disguise" , "Lid, travel (distance)" , "Lid or shelter" , "Sit on - suffice for" .)
'insurance' is the definition.
(I know that insurance can be written as indemnity)
This is the entire clue.
(Other definitions for indemnity that I've seen before include "Security against damage or loss" , "Protection" .)