dumbwaiter

noun3

1. •
   A small elevator used to move food etc. from one floor of a building to another.
2. •
   A table or set of trays on rollers used for serving food.

   • Sauces, wines, all the accessories we wanted, and all of the best, were given out by our host from his dumbwaiter; and when they had made the circuit of the table, he always put them back again. — 1860
3. •
   (no longer used) A lazy Susan.