transpontine \trans-PON-tin, -tahyn\,
adjective:
1. across or beyond a bridge.
2. on the southern side of the Thames in London.
There was nothing left but to retreat against the railing, and with my back turned to the street, pretend to be admiring the barges on the river or the chimneys of transpontine London.
-- Robert Louis Stevenson and Fanny Vandergrift, "Narrative of the Spirited Old Lady," More New Arabian Nights: The Dynamiter, 1885
...he had come straight from a wretched transpontine lodging to this splendid Lincolnshire mansion, and had at the same time exchanged a stipend of thirty shillings a week for an income of eleven thousand a year…"
-- Mary Elizabeth Braddon, John Marchmont's Legacy, 1862–1863
Transpontine comes from the Latin trans- + pont- meaning "across" + "bridge."
Dictionary.com
