1) Ancient Greek technology 2) Ancient invention 3) Confectionery 
A vending machine is a machine which dispenses items such as snacks, beverages, alcohol, cigarettes, lottery tickets, cologne, consumer products, and even gold and gems to customers automatically, after the customer inserts currency or credit into the machine. ==History== The earliest known reference to a vending machine is in the work of Hero of ...
coin-actuated machine through which various goods may be retailed. Vending machines should not be confused with coin-operated amusement games or ... [2 related articles]
[n] - a slot machine for selling goods
noun a slot machine for selling goods