Armed robbery (4-2)
'armed robbery' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for heist that I've seen before include "crime?" , "Armed robbery" , "Bank robbery" , "Audacious robbery" , "bank job in America?" .)
(Other definitions for hold-up that I've seen before include "Commit armed robbery or keep aloft" , "Situation causing delay" , "Delay or show aloft" , "Support by arms - threaten by arms" , "Robbery with violence" .)
'armed robbery' is the definition.
(synonyms)
This is the entire clue.
'armed robbery' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for stick-up that I've seen before include "Be prominent - rob (a bank)" , "Robbery at gunpoint" , "Armed robbery (US)" .)