Slang To run into (another motor vehicle) from behind: My car was rear-ended by a truck. (verb-transitive)
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.
Use "rear-end" in a sentence
"Besides, at the rate things are going, the Chinese students will eventually own Alexandra's rear-end anyway."
"Braking too hard too fast will throw the car's weight forward, which can make the rear-end spin."
"Her very high heels not only make her rear-end more attractive but add height to her four foot nine inch frame."