Sea dog (3)
'sea dog' is the definition.
(I know that sea dog can be written as tar)
This is all the clue.
(Other definitions for tar that I've seen before include "Sailor (colloq.)" , "used by those who pay to work on deck" , "Product of coal" , "It may cover the road" , "Informal sailor, the rat" .)
'sea dog' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for salt that I've seen before include "White crystalline substance" , "Crystalline substance used to season food" , "A defence against ice" , "Preserve" , "Wit; sodium chloride" .)