Definition of user-hostile in English:

user-hostile

adjective

  • (of a machine or system) difficult to use or understand.

    • ‘It's also a little on the user-hostile side.’
    • ‘It's far down the page, which is really not where users want it. So, this is clearly a user-hostile design.’
    • ‘The reason why is obvious: the instruments are user-hostile.’

Pronunciation:

user-hostile

/ˌyo͞ozərˈhästl/