shattered (6)
'shattered' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for broken that I've seen before include "Smashed, in pieces" , "If it's not ..., don't fix it" , "Bust" , "Fractured, damaged" , "Defective" .)
(Other definitions for dashed that I've seen before include "Moved very quickly or hastily" , "Cast down as hopes may be" , "Thrown down or ran fast" , "Ran quickly, rushed" , "Rushed headlong" .)