Wiktionary
n. 1 The passage between two terraced houses leading between and the front and back gardens or yards. 2 (context slang English) anus
Wikipedia
A back passage may be:
- An alley behind, for example, a building.
- A human anus (vulgar slang).
Usage examples of "back passage".
There is no back passage by which any one could have descended while the party proceeded upstairs.
She strode along a back passage, vaulted over a railing in front of a carefully impassive guard, landed on a harlounge, bare inches from a sleeping cat, marched away heedless of its spitting wake-fulness, and found herself crossing the last few paces of carpet to the side doors of the throne chamber.
He led her through the main room to a tiny sleeping chamber off a narrow back passage.
They had filled her cunt, her mouth, and her raw pink back passage time after time with their white hot sperm until every inch of her body was covered with the pungent stickiness.
Aillas and Yane followed Cyprian through a cool back passage to the Skaling dormitory.
Choosing the back passage as a route for departure, he paused only to deliver a final laugh that awoke new echoes from the walls of death's mansion.
Leon picked his way with practiced skill through a jungle of equipment and connectors toward a back passage to the fusion thrusters.
Belkram's blade slashed into it, thrice, and it toppled, leaving only one column of darkness, which promptly fled, racing down a back passage.