Green’s Dictionary of Slang

pig’s fry n.

a tie.

1932		‘P.P.’ Rhy. Sl.
1960		J. Franklyn Dict. of Rhy. Sl.
1972		Dodson & Saczek Dict. of Cockney Rhy. Sl.
1984		Partridge DSUE (8th edn).
1992		R. Puxley Cockney Rabbit.