Broke nine volts circuit (9)
I believe the answer is:
insolvent
'broke nine volts circuit' is the definition.
'insolvent' can be an answer for 'broke' (I've seen this before). I'm unsure of the 'nine volts circuit' bit.
'broke nine volts' is the wordplay.
'broke' is an anagram indicator.
'nine'+'volts'='ninevolts'
'ninevolts' is an anagram of 'INSOLVENT'.
Can you help me to learn more?
(Other definitions for insolvent that I've seen before include "Snivel not, although you are bankrupt!" , "Broke" , "Gone bust, without a bean" , "unable to raise the wind" , "deep in debt?" .)