1. occurring or happening before lunch
Usage: informal; typically used to describe activities, events, or times that take place in the late morning before the midday meal

Examples

• The preluncheon meeting was scheduled for 11:00 a.m.
• We enjoyed a preluncheon walk through the park.
• The preluncheon snack helped tide us over until noon.
• She attended a preluncheon seminar on business ethics.
• The preluncheon rush at the coffee shop was always busy.