British Dictionary definitions for riding lamp
- a light on a boat or ship showing that it is at anchor
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Examples from the Web for riding lamp
She mounted no riding-lamp, and no glimmer of light showed from hatchway, deckhouse, or galley.
There had been a little glow from the riding-lamp reflected on to the skylight, but it had disappeared.