Boxen

прилагательное [устаревшее] из букса, самшитовый

Большой англо-русский словарь

Boxen

/bok'sn/ (By analogy with VAXen) A fanciful plural of box often encountered in the phrase "Unix boxen", used to describe commodity Unix hardware. The connotation is that any two Unix boxen are interchangeable.

Free Online Dictionary of Computing