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1. A hinged part that extends across the rear of a pickup truck or other vehicle and can be folded down or to a horizontal position for loading and unloading.
2. One of the pair of gates downstream in a canal lock.
v. tail·gat·ed, tail·gat·ing, tail·gates
To drive so closely behind (another vehicle) that a collision is likely if that vehicle brakes suddenly.
1. To follow another vehicle too closely.
2. To participate in a tailgate party.
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.
the act or practice of driving very close behind another vehicle
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014