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Meaning of bay rum

bay' rum'

Pronunciation: [key]
  1. a fragrant liquid used chiefly as an aftershaving lotion, prepared by distilling the leaves of the tropical American bay, Pimenta racemosa, with rum or by mixing oil from the leaves with alcohol, water, and other oils.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.