1. A slight repast between breakfast and dinner; food taken at any time except at a regular meal.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• lunchein,
• luncheion,
• luncehon,
• lunchon,
• lunceon,
• lunche,
• lucheon,
• lucnheon,
• lunchoen,
• lunchean,
• luncheoun,
• lunchion,
• luncheun,
• lunchen,
• munchen,
• lunchin,
• lunchroon,
• junchion,
• linchen,
• linchon

• lunches,
• lunch meat,
• Lunched,
• launching,
• lunching.

The adjective form of the word "luncheon" is "luncheon-like".

The plural of the "luncheon" can be the "luncheons".

The singular of the "luncheon" can be the "luncheon".