Definition of "reef"
adjective:
noun:
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The itch; any eruptive skin disorder.
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Dandruff.
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A chain or range of rocks, sand, or coral lying at or near the surface of the water.
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A large vein of auriferous quartz; hence, any body of rock yielding valuable ore.
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A portion of a sail rolled and tied down to lessen the area exposed in a high wind.
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A reef knot.
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verb:
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To take in part of a sail in order to adapt the size of the sail to the force of the wind.
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To pull or yank strongly.
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