The phrase "avid devotee" is correct and usable in written English.
It can be used to describe someone who is very enthusiastic and dedicated to a particular interest or activity.
Example: "As an avid devotee of classical music, she attends concerts every month and collects vinyl records of her favorite composers."
Alternatives: "passionate follower" or "enthusiastic supporter".
When the Wall comes down, Konrad sees a lot more of his grandmother, who tells him her tales of the Gustloff and buys him a computer; he becomes an avid devotee of the Internet.
He's also the go-to milliner for the actual royals, too, designing a total of 36 hats for Kate and William's wedding, and the Duchess of Cornwall is a particularly avid devotee.
An avid devotee of Brazilian percussion, Rodriguez was bowled over this past summer by Hip Hop Roots, a young inner-city band from the province Bahía, and used its music in his runway show.
Austen adaptations abound: the BBC is filming a new version of "Sense and Sensibility" written by Andrew Davies, whose 1995 "Pride and Prejudice" was a global success, and ITV has just shown three of her other five novels.But Janeites, as the author's most avid devotees style themselves, have few relics to worship.
An avid reader, Jeopardy devotee and crossword puzzle virtuoso.
Marlene was an avid reader, a devotee of duplicate bridge, and a supporter of the arts and many charitable organizations.
A nice neighborhood theater will be saved, and an avid motion picture devotee will be able to watch his favorite films unencumbered by modern-day distractions.
To his family and friends he was an avid traveler, a devotee of the arts, a voracious reader, a gifted bridge player, a consummate gentleman and a life long learner.
Lifelong Anglophile, Met fan, avid cardplayer, antique collector, theatre devotee and follower of politics.
Before they were part-owners of the Brooklyn Nets, the rapper Jay Z and his wife, Beyoncé Knowles, were avid Yankees cap devotees.
