Robbery (5)
'robbery' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for theft that I've seen before include "Wrongly taking" , "A 19" , "Dishonest taking of others' property" , "Robbery" , "Unlawful taking" .)
'robbery' is the definition.
(I know that heist is a type of robbery)
This is all the clue.
(Other definitions for heist that I've seen before include "Robbery (mainly US)" , "Audacious robbery" , "Armed robbery" , "crime?" , "bank job in America?" .)