His plays have typically been dog-eat-dog affairs; it makes sense that he views politics as trench warfare.
The cannibalism is, in typical Sondheim fashion, a cheeky metaphor for the dog-eat-dog capitalism of the day.
I cannot live by the dog-eat-dog code that seems to prevail wherever folk get jammed together in an unwieldy social mass.
If we eventually lick the Kradens, one of the very reasons will be because we're a dog-eat-dog society.
Ruthlessly competitive: “You have to look out for your own interests; it's a dog-eat-dog world.”
Ruthlessly competitive and often cruel: dog-eat-dog world of New York City (1850s+)