An establishment, such as a fast-food restaurant or bank, where clients may drive up to a window and conduct exchanges while remaining in their automobiles
1. (adj.) Relating to or conducting exchanges with clients who drive up to a window and remain in their automobiles: "drive-thru banking"2. (adj.) drive-through Performed or provided quickly and routinely: "a drive-through delivery in a hospital"3. (noun) A drive-through establishment, especially a restaurant.4. (noun) A window at such an establishment, from which business is conducted