The Jargon File (version 4.4.7, 29 Dec 2003):
barfulous /bar'fyoo?l@s/, adj. (alt.: barfucious, /bar-fyoo-sh@s/) Said of something that would make anyone barf, if only for esthetic reasons.The Free On-line Dictionary of Computing (30 December 2018):
barfulous /bar'fyoo-l*s/ (Or "barfucious", /bar-fyoo-sh*s/) Said of something that would make anyone barf, if only for aesthetic reasons. (1995-02-22)