A euphemism for someone who a suspected pederast or pedophile.
Fred was always dating teenage girls, so I wondered if he is a friend of Epstein.
A way that Nonces can identify each other without outing themselves to the general public.
Andrew: "Hey whats going on down in this basement"
Ghislane: "Don't worry i'm a Friend of Epstein"
Andrew: "Lol me too, lets nonce this child."