Not married (6)
'not married' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for single that I've seen before include "Unaccompanied" , "Solo" , "Free" , "Unattached" , "A hit for one run in cricket" .)
'not married' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for unwed that I've seen before include "Not married" , "Without benefit of clergy?" , "Divorced" , "Single" .)