(slang) To discuss fandom; to organise or direct fandom; to act in the manner of a SMOF.
the fen of science fiction fandom for whom fiawol descended on Boston this weekend for their annual worldcon to smof and to buy old fanzines. 1971 September 6, New York Times, page 17:
Then there's the semantic argument of smofdom. Ailsa, by discussing the nature of fandom, is smoffing. By smoffing, she risks becoming a smof. In fact, the more she discusses the nature of fandom, and who is or isn't a smof, the more likely she is to become one. 1998 October 21, Doug Wickstrom, “Re: Do Fans Beget Fans?”, in rec.arts.sf.fandom (Usenet), message-ID <363a2926.8124211@netnews.worldnet.att.net>:
Smoffing is a Way of Life. 1968 November, The Proper Boskonian: