I think its
“They” is cleaning up their garbage mess so that the neighborhood black bear won’t make chaos
Hope this is correct.
Dramatic irony is where the reader or watcher knows something that the character does not.
According to the French dictionary Petit Robert, it "perhaps" originally came from Italian, "Bombagia", meaning cotton.
Ref: 1220; o. i., p.-ê. de l'it. bombagia « coton
Note: Agreed, the word beige most recently came from French. I went too far back to 1220!
(edited 2018-03-08)