In the event of something - Idioms by The Free Dictionary
in the event of something
in the event of (something)
In case of (something); if (something) happens. In the event of a fire, please use the stairs. In the event of severe weather, please take shelter.
in the event of something,
in the event that something happens if something happens: The money will be paid to your family in the event of your death. ♢ In the event of an emergency please call the following number...