Green’s Dictionary of Slang

finny n.1

also phinney
[? abbr.]

(UK Und.) a funeral.

[UK]C. Hitchin Regulator 20: A Phinney, alias Burial.
[UK](con. 1710–25) Tyburn Chronicle II in Groom (1999) xxix: A Finny A Funeral.
[UK]Whole Art of Thieving .