- Relating to or conducting exchanges with clients who drive up to a window and remain in their automobiles: drive-thru banking. (adjective)
- Performed or provided quickly and routinely: a drive-through delivery in a hospital. (adjective)
- A drive-through establishment, especially a restaurant. (noun)
- A window at such an establishment, from which business is conducted. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.