Wordnet 3.0
ADJECTIVE (1)
1. 
 easy to use; 
WordNet (r) 3.0 (2006):
user-friendly
    adj 1: easy to use
The Jargon File (version 4.4.7, 29 Dec 2003):
user-friendly
 adj.
    Programmer-hostile. Generally used by hackers in a critical tone, to
    describe systems that hold the user's hand so obsessively that they make it
    painful for the more experienced and knowledgeable to get any work done.
    See menuitis, drool-proof paper, Macintrash, user-obsequious.
The Free On-line Dictionary of Computing (30 December 2018):
user-friendly
   Programmer-hostile.  Generally used by hackers in a critical
   tone, to describe systems that hold the user's hand so
   obsessively that they make it painful for the more experienced
   and knowledgeable to get any work done.  See menuitis,
   drool-proof paper, Macintrash, user-obsequious.
   [Jargon File]