Twice ordered around vicious canine without using line (7)
I believe the answer is:
twofold
'twice' is the definition.
(thesaurus)
I cannot understand how the remainder of the clue works.
Can you help me to learn more?
(Other definitions for twofold that I've seen before include "Having dual elements" , "doubled in size" , "Twice as much" , "Double" , "Twice as numerous" .)