Jackspeak of the Royal Canadian Navy

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Reef

1. To temporarily reduce the area of a sail exposed to the wind, usually to guard against adverse effects of strong wind or to slow the vessel. ie. Reef the sails.
2. Rock or coral, possibly only revealed at low tide.

Added: 2014-11-01 Last modified: 2014-11-01

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Jackspeak of the Royal Canadian Navy
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