Thousand Oaks definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
city in SW Calif., northwest of Los Angeles: pop. 117,000
Origin: after the many oak trees there
Thousand Oaks definition by American Heritage Dictionary
A city of southern California west of Los Angeles. Mainly residential, it has some light industry. Population: 124,000.