For site owners using The Events Calendar or Divi , it refers to creating a "custom post type" for events, often involving custom fields like start dates or event descriptions.
Divi 5 Loop Builder Tutorial: Event Calendar with Custom Fields field event
In athletics, a field event refers to competitions that occur on a field (like jumping or throwing) rather than on a track. You may be looking to find or list these events in a schedule. For site owners using The Events Calendar or