
1) Science fiction convention
Found on
https://www.crosswordclues.com/clue/smofcon

SMOFcon is an annual convention that focuses on the organisation of science fiction conventions. The first SMOFcon took place in 1984, and most have taken place in the USA. SMOFcon typically attracts 100-150 attendees, and usually occurs in the first weekend of December, though other dates have been known. The content includes formal and informal ...
Found on
http://en.wikipedia.org/wiki/SMOFcon
No exact match found.