Cancellation/ˌkænsəˈleɪʃn/ Definition 1 of 3Pro Tip 1/3Unexpected Events Cancellation often happens due to unforeseen circumstances like weather. The concert faced cancellation due to the unexpected storm. Pro Tip 2/3Services Affected Cancellation can apply to services or subscriptions, as well as events. Your gym membership cancellation will be processed by tomorrow. Pro Tip 3/3Plan Alternatives Always have a backup plan as cancellations can disrupt schedules. Due to the cancellation, we moved the meeting online.