1721, from French verbiage "wordiness" (17c.), from Middle French verbier "to chatter," from Old French verbe "word," from Latin verbum "word" (see verb).
When the context involves a software or hardware system, this refers to documentation. This term borrows the connotations of mainstream "verbiage" to suggest that the documentation is of marginal utility and that the motives behind its production have little to do with the ostensible subject.
[Jargon File]