Nancy sure seems fixated on feces: from her talking about verbal poo poo, to doggy doo on her shoes, and now elephant dumpings.
What does it all mean?
Depends.
san fran nan is just used to poo in the sidewalks and streets of san fran
https://www.thrillist.com/news/nation/human-wasteland-map-plots-all-of-san-franciscos-poop