Dictionary
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.