Meaning of sierra

si•er•ra

Pronunciation: (sē-er'u), [key]
— n.
  1. a chain of hills or mountains, the peaks of which suggest the teeth of a saw.
  2. any of several Spanish mackerels of the genus Scomberomorus, esp. S. sierra, found in western North America.
  3. a word used in communications to represent the letter S.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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