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.
See also: event, of

in the event of something

if something happens; on the chance that something happens. In the event of his late arrival, please call me. In the event of rain, the parade is canceled.
See also: event, of

in the event of

Also, in the event that. See under in case, def. 2.
See also: event, of