reef(redirected from reefing)
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reef a sail in
to reduce the area of a ship's sail, by folding the sail. The first mate ordered the sailors to reef the sails in. They had to reef in the sails.
1. n. a refrigerator. A new reefer costs nearly $1,000!
2. and reef n. cannabis; a marijuana cigarette. (Drugs. Akin to greefo.) He had a fat reef in his hand when he was busted.