luncheon

A lunch, especially a formal one.

An afternoon party at which a light meal is served.

A large lump or piece, as of bread: same as lunch, Cotgrave.

A slight repast: same as lunch, 2. The form luncheon is now regarded as more “elegant” than lunch.

To take lunch or luncheon.

A lump of food.

A portion of food taken at any time except at a regular meal.

A lunch, especially one organized by a group as a formal social gathering.

To take luncheon.

A formal meal served in the middle of the day.