[ oh-ver-boo k ]
/ ˌoʊ vərˈbʊk /
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.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for overbook
/ (ˈəʊvəˌbuːk) /
(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