Come the… Definition 1 of 2Pro Tip 1/3Temporal Trigger Used when a particular time or event will prompt action or reaction. She's fearless now, but come the final exam, her nerves will show. Pro Tip 2/3Emotional Shift Signals an expected change in emotion or behavior when an event occurs. Come the announcement of results, everyone's true feelings will surface. Pro Tip 3/3Event Horizon Implies a significant, often inevitable event in the future. All is calm now, but come the storm, we'll see who's really prepared.