The harbor at Oceanside.
Oceanside 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., near San Diego: pop. 161,000
Oceanside definition by American Heritage Dictionary
A city of southern California north-northwest of San Diego. It is a seaside resort and trade center for nearby Camp Pendleton, a U.S. Marine Corps base. Population: 166,000.