Also found in: Thesaurus.
The passenger seat next to the driver of an automotive vehicle.
[So called because this seat is said to be the most dangerous one in the event of an accident.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
slang US and Austral the seat beside the driver of a vehicle
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014