款待，宴会，盛宴，招待会，美食

1. treat, banquet, feast, entertainment, goodies

noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru colloquial abbreviation

谢谢(这顿饭)，真是美味的一餐

2. thank you (for the meal), that was a delicious meal

interjection (kandoushi) colloquial abbreviation