verb (used with object)
to accept reservations for in excess of the number that can be accommodated: The airline routinely overbooks its flights so as to fill its planes even if there are last-minute cancellations.
verb (used without object)
to accept reservations in excess of the number that can be accommodated: If the hotel has overbooked, some of the conventioners won't have a place to stay.
Origin of overbook
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for overbook
Contemporary Examples of overbook
But sometimes delays are indeed attributable at least in part to airports and airlines that overbook flights.Airports From Hell
The Daily Beast
November 22, 2009
(tr) to make more reservations than there are places, tickets, hotel rooms, etc, available
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Online Etymology Dictionary, © 2010 Douglas Harper