fancruft /ˈfænˌkrʌft/ noun2 •(disapproving) Trivial or excessively detailed information on a work of fiction added by fans to a general-interest wiki.Fancruft (sometimes shortened to just cruft) is a derogatory term for these types of articles, which are sometimes just barely tolerated. — 2008 •(slang, disapproving) Low-quality material (especially literature) produced by fans of a performer, group, author etc.