The story
A reference to Frederick (or Percy) Bishop, who owned Moorcroft Farm in the early 1800s and was presumably the cultivar's breeder; he is said to have had an ugly temperament.
Etymology from Wiktionary, CC BY-SA 4.0.
Stinking Bishop
Today it means: A pear of a variety bred near Dymock in Gloucestershire, England, primarily for perry. Full definition →