Green’s Dictionary of Slang

Brighton rock n.

[rhy. sl.]

1. the penis [cock n.3 (1)].

[UK]L. Payne private coll. n.p.: — Brighton Rock.

2. a courtoom dock.

[UK]R. Puxley Fresh Rabbit.
[UK]B. Kirkpatrick Wicked Cockney Rhy. Sl.