overbook
overbook — verb
1. to accept more reservations for seats, rooms, or time slots than can really be p
to accept more reservations for seats, rooms, or time slots than can really be provided.
The airline overbooked the evening flight by twelve seats.
pattern: overbook + flight + by [number] seats
During New Year week, small hotels often overbook.
intransitive use: hotels overbook
At Sakura Tours, staff overbooked the Saturday bus by four seats.
By Friday, the clinic had overbooked every morning time slot.
The train was overbooked before noon on the holiday weekend.
- oversell
especially common for tickets or seats, and stresses selling beyond supply
- double-book
means the same room, seat, or time is promised twice, not simply that total demand is too high
- oversubscribe
more formal and broader, often used for courses, events, or services
文法句型
overbook + flight/train/room/tour
hotel/airline overbook
be overbooked
用法筆記
Most often takes a service or space as its object, such as a flight, hotel room, bus, or appointment slot. Passive forms are very common when the focus is on the people affected, and the verb can also be used without an object when the service is already clear from context.