Twi-hard
n.β Β«The most recent “Twilight” book sold an astonishing 1.3 million copies in the first 24 hours, and fansβalso known as “Twi-hards”βstay up all night to attend the books” midnight release parties at bookstores across the U.S.Β» ββInterview with a vampireβs director” by Thomas Rogers Slate Nov. 17, 2008. (source: Double-Tongued Dictionary)