self-service

• POS: Adjective, Noun
• HYPHEN: self-serv=ice

OXFORD DICTIONARY

self-service, adj. & n.
--adj. (often attrib.)
1 (of a shop, restaurant, garage, etc.) where customers serve themselves and pay at a checkout counter etc.
2 (of a machine) serving goods after the insertion of coins.
--n. colloq. a self-service store, garage, etc.