Solo (5)
'solo' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for alone that I've seen before include "Isolated from others" , "Without anybody or anything else" , "Single" , "Solo" , "unique" .)
'solo' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for stag that I've seen before include "Investor" , "involving men" , "Without women" , "Men-only" , "Male at party?" .)
'solo' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for unaccompanied that I've seen before include "Solo" , "Alone" , "Without escort" .)
'solo' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for single-handed that I've seen before include "Unassisted" , "Unaided" , "Glen dashed in (anag) -- entirely alone" , "Working alone" , "Without assistance" .)
(Another definition for singlehanded that I've seen is " alone".)