self-service

ˈself-ˈserv•ice, adj.

of or relating to a restaurant, store, etc., in which customers serve themselves.
of or relating to something to be used without an attendant:self-service elevators.

the system of serving oneself in a commercial establishment without the aid of an attendant.

self-serv•ice n.

the serving of oneself in a restaurant, shop, gas station, or other facility, without the aid of a waiter, clerk, attendant, etc.

adj.

noting or pertaining to a cafeteria, grocery, store, etc., designed for the patron or customer to gather food or merchandise from a display or display shelves without the aid of attendants and pay at a cashier's desk upon leaving.
of, for, or pertaining to something designed to be used or enjoyed without the aid of an attendant:self-service banking; self-service elevators.

Collins Concise English Dictionary © HarperCollins Publishers::

self-service adj

of or denoting a shop, restaurant, petrol station, etc, where the customer serves himself or herself

'self-service' also found in these entries (note: many are not synonyms or translations):

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