user-defined key
user-defined key
n
(Computer Science) a key on the keyboard of a computer that can be used to carry out any of a limited number of predefined actions as selected by the user
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014