1. A place or business equipped for washing cars and other motor vehicles.
2. The act or an instance of washing a car, especially at a car wash: filled up the gas tank and then got a car wash.

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.