1. [early 18C–19C] a mixture of wine and water, topped off by a roasted orange, supposedly an episcopal favourite.
2. the size/rotundity of the stereotypically well-fed clergyman.
(a) [late 18C–early 19C] a large condom.
(b) [mid-19C] (US) ? a form of woman’s makeup container.
(c) [late 19C] a bustle.
(d) [late 19C–1900s] a chamberpot.
(e) [late 19C+] (US black/campus) the penis.
(f) [1940s] (UK Und.) a folding jemmy.
3. [mid–late 19C] a broken signpost [mild anti-clericalism: it neither points the way nor travels it].
4. [1950s–70s] a private detective [he ‘searches out sin’].
[late 19C+] to masturbate; thus bishop-bashing n., masturbation.