fannishness en · NOUN
Etymology
From fannish + -ness.
Meanings
-
(slang, uncountable) The quality of being fannish; behaviour consistent with being a fan.
If you're an ordinarily enthusiastic fan, you may see it or you may not. If your fannishness is of the deckle-edged, double-breasted, inner-tube, twin-cylinder variety, you're sure to know it.
1913, Frederick Courtenay Barber, “The Star Ball-Players and Their Earnings”, in Munsey's Magazine, volume 49, page 214:In connection with TAFF a furor arose over the definition of a Trufan, the active faction insisting that a trufan exhibit his quality by some sort of fanac -- crifanac for choice -- while others maintained that nomination to or interest in so stefnistic an enterprise as TAFF was sufficient to prove fannishness.
1959, Richard "Dick" Harris Eney, Fancyclopedia II, True Fan:It is not only my former fannishness that I bring to this book. I have a background as a (former) club-level runner, which means that, to some extent, I can identify with the protocols of running and racing.
2012, John Bale, Roger Bannister and the Four-Minute Mile, →ISBN, page 11: