Scrap bolt (7)
I believe the answer is:
quarrel
I believe this is a double definition.
'scrap' is the first definition.
(thesaurus)
'bolt' is the second definition.
(I've seen this before)
(Other definitions for quarrel that I've seen before include "Violent disagreement, falling-out of friends" , "Angry disagreement" , "one of 007's allies" , "Heated argument or disagreement" , "missile" .)