If you describe something such as a machine or system as user-friendly, you mean that it is well designed and easy to use.
This an entirely computer operated system which is very user-friendly.
...user-friendly libraries.
user-friendly in British English
adjective
1.
easy to use or understand
a user-friendly dictionary
2.
(of a computer system) easily operated and understood by means of a straightforward guide in jargon-free language
Derived forms
user-friendliness
noun
user-friendly in American English
(ˈjuzərˈfrɛndli)
US
adjective
easy to use, operate, or understand
said esp. of computer hardware, programs, etc.
Examples of 'user-friendly' in a sentence
user-friendly
We are continually looking to improve the service and make it more user-friendly.
Times, Sunday Times (2006)
We should think of more user-friendly ways of dealing with these cases.
Times, Sunday Times (2011)
In some cases M&S has also rewritten the instructions to make them more user-friendly.
Times, Sunday Times (2006)
Couldn't routine surgery hours be extended to weekends to make it user-friendly at no extra cost?
Times, Sunday Times (2013)
Did you find his style user-friendly, or easy to follow and understand?
Goshgarian, Gary Exploring language (6th edn) (1995)
The proposal for a user-friendly booking system for wheelchair users would have dispensed with the expensive phone calls that have been heavily criticised by many disability charities.
Times, Sunday Times (2012)
In other languages
user-friendly
British English: user-friendly /ˈjuːzəˌfrɛndlɪ/ ADJECTIVE
If you describe something such as a machine or system as user-friendly, you mean that it is well designed and easy to use.