The phrase "minute cancellation" means when an event or appointment is canceled very close to the scheduled time, often causing inconvenience or disruption. Full definition
Also, e-mail should not be used for last minute cancellations of meetings, lunches, interviews, and never for devastating news. (inc.com)
The last - minute cancellation of the dinner for 200 cost its organizers an estimated $ 30,000. (si.com)
I now have a 48 hour cancellation policy to better assure I can fill last minute cancellations with others attempting to get in. (marintherapyandcounseling.com)