unscheduled

adjective

un·​sched·​uled ˌən-ˈske-(ˌ)jüld 

-jəld

Canadian also -ˈshe-

British usually -ˈshe-(ˌ)dyüld

: not appointed, assigned, or designated for a fixed time : not scheduled

made an unscheduled stop

unscheduled visits

Examples of unscheduled in a Sentence

Recent Examples on the Web

American Airlines has also recently begun giving travelers more detailed explanations for delays and cancellations in its app and on its website, including whether a disruption involves unscheduled maintenance. — Bailey Berg, Condé Nast Traveler, 24 Sep. 2026

The macaw isn’t the only bird to make an unscheduled appearance at a soccer match this year. — Moná Thomas, PEOPLE, 5 Aug. 2026

The Fed has also periodically held unscheduled meetings during times of economic and market turmoil, such as the beginning of the Covid pandemic in 2020. — Enda Curran, Fortune, 31 July 2026

However, the performance ran without a hitch and there were no unscheduled show stops during the four-hour performance. — K.j. Yossman, Variety, 29 July 2026

Word History

First Known Use

1889, in the meaning defined above

Rhymes for unscheduled

• nonscheduled
• rescheduled