n. pl. bus·esor bus·ses
1. A long motor vehicle for carrying passengers, usually along a fixed route.
2. Informal A large or ungainly automobile.
3. A four-wheeled cart for carrying dishes in a restaurant.
4. Electricity A bus bar.
5. Computers A parallel circuit that connects the major components of a computer, allowing the transfer of electric impulses from one connected component to any other.
v. bused, bus·ing, bus·esor bussed , bus·sing , bus·ses
1. To transport in a bus.
2. To transport (schoolchildren) by bus to schools outside their neighborhoods, especially as a means of achieving racial integration.
a. To carry or clear (dishes) in a restaurant.
b. To clear dishes from (a table).
1. To travel in a bus.
2. To work as a busboy.
throw (someone) under the bus
To sacrifice or betray (another) for one's own gain or in order to save oneself: “That is no reason ... for a principled President to throw a large section of the country's labor force under the bus” (Steve Coll).
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.