It's good for absolutely nothing, in a protest song (3)
I believe the answer is:
war
(Other definitions for war that I've seen before include "Sustained conflict" , "Hostile situation" , "Fight" , "Armed hostility" , "series of engagements" .)
I believe the answer is:
war
(Other definitions for war that I've seen before include "Sustained conflict" , "Hostile situation" , "Fight" , "Armed hostility" , "series of engagements" .)