Meaning of “service” - Learner’s Dictionary

service

noun uk us /ˈsɜːvɪs/
SHOP [ U ]

B1 help that you get in a place such as a shop, restaurant, or hotel:

The food was nice, but the service wasn't very good.
SYSTEM [ C ]

B1 a system that supplies something that people need:

electricity/water services
They provide a free bus service from the station.
WORK [ U ]

the time you spend working for an organization:

He retired last week after 25 years' service.
CEREMONY [ C ]

a religious ceremony:

They held a memorial service for the victims of the bombing.
CAR/MACHINE [ C ]

a check on a car or machine in which it is examined for faults and repaired

SPORT [ C ]

the action of throwing a ball up into the air and hitting it towards the other player in sports such as tennis

→ See also the Civil Service , community service , lip-service , the National Health Service , national service , Secret Service

(Definition of “service noun” from the Cambridge Learner’s Dictionary © Cambridge University Press)