trufan
 n.— «I repeat my contention that absence of critical sense is one of the marks of the fringefan, and introduce the corollary (observable from the earliest days of anything recognizable as fandom) that argumentativeness is one of the common denominators of the [trufan] (I hate that term but it carries a useful sense).» —“Re cursing ministers” by csin!cjh Usenet: net.sf-lovers Jan. 7, 1983. (source: Double-Tongued Dictionary)