What is Fuck-me-rone?
A colloquial term used to display deep frustration(1) or a state of non-belief(2).
Eg.
1.
Bottle shop attendant: The carton of VB is $35.
Lenny (left wallet at home) : ahh, Fuck-me-rone!!
2. Lenny: Fuck-me-rone, he didn't!?
See lenny, rone, frustration