- The definition of a luncheon is a formal meal served in the middle of the day.
When a charity holds a special meal in the middle of the day to raise money and honor guests, this is an example of a luncheon.
Origin: earlier lunchion, lunshin from lunch, probably after dialect, dialectal nuncheon, a snack, lunch from Middle English nonachenche, literally , noon drink
Used by arrangement with John Wiley & Sons, Inc.
- A lunch, especially a formal one.
- An afternoon party at which a light meal is served.
Origin: Probably alteration (influenced by dialectal lunch, hunk of cheese or bread) of obsolete nuncheon, light snack, from Middle English nonshench : none, noon; see noon + schench, drink (from Old English scenc, from scencan, to pour out).