The head cook,or chef, of a restaurant will tell the head server that the kitchen is out of chicken soup,for example.
VOA: special.2010.01.08
When you are eating at a restaurant, the server may tell you bon apptit, which means good appetite, or enjoy your meal.
VOA: special.2010.04.18
Those who make it a practice to leave extra large tips to a restaurantserver may be naturally generous, or perhaps just thought the service was excellent.
The work had complicated access to the street-corner restaurant, and a server needed hospital treatment in 2006 after she was struck by a rock sent flying by blasting for excavation of the construction site.