Definition of "Deviant"

Matuszczak credits the advice offered up by fellow “Deviants” for his artistic and technical development. […] In such a thicket of creativity, notes Gamiddo, who says he spends up to 10 hours a week on the site, “you have to do some work to get noticed. You get what you give.” In keeping with this philosophy, he has operated over the past three years as a news administrator, heralding the latest software and contests, such as the recent competition calling for Deviants to design a new icon for the legendary metal band Megadeth.

2006 March 1, Deidre Stein Greben, “Cool 2 Know, deviantART.com”, in Newsday, page B02

Cosgrove is one of many Deviants — as DeviantArt users call themselves — who believe that the unbiased commentary and advice of his peers has been crucial in their professional advancement. […] Cosgrove has created a tutorial about what he does and studies tutorials fellow Deviants have posted.

2006 August 9, Chris Marlowe, “Designer takes Deviant path to career success”, in The Hollywood Reporter, volume 395, page 6

DeviantART's biggest milestone to date was celebrating its 10-year anniversary, he said. "It gave all of us on staff a concrete day to look back and see how far we had come. We sold out the House of Blues in Hollywood to Deviants who flew in from all around the world. […]

2012 August 21, “Smart enough to follow its audience; Social media; Industry pioneer took ‘ceiling’ off of art”, in National Post, page FP.12

If you have a strong teen/young adult population, you probably have a decent number of Deviants in your community already.

2012 November, Donna F. Ekart, “What’s Your Flickr Backup Plan?”, in Computers in Libraries, volume 32, number 9, Information Today, page 37