Citations:Directioner

Noun: "(slang) a fan of the pop group One Direction"

 * 2012, Leah Collins, "One Direction is more than just another boy band", National Post, 12 March 2012:
 * Friends and self-identified Directioners: This would be an example of understatement.
 * 2012, Andrew Harmsworth, "Harry Styles breaks One Direction fans’ hearts with new US girlfriend", Metro (UK), 9 April 2012:
 * A few Directioners’ hearts will be bleeding this morning after rumours that Harry Styles is seeing a 19-year-old brunette from over the pond.
 * 2012, Kathy McCabe, "Our day with One Direction - exclusive, behind-the-scenes access", The Daily Telegraph, 12 April 2012:
 * At Sunrise, you could feel the tension as the Fab Five tried to encourage close to 3000 "Directioners" to move back so the littlest ones wouldn't be crushed against barriers.
 * 2012, "One Direction announces Aussie tour in September 2013", The Australian, 18 April 2012:
 * With their entire 2012 Australian tour selling out in three minutes, Directioners who missed out can see the British boys live when the Aussie leg of their 2013 World Tour kicks off in Brisbane on September 11, 2013.
 * 2012, "Justin Bieber keen to record track with One Direction", Metro (UK), 22 April 2012:
 * Justin has now revived the hopes of Beliebers and Directioners by revealing he would love to work with the band, as they ‘make great music’.
 * 2013, Roland Ellison & James Robertson, "One Direction tour tickets: Fans tipped to crash ticket websites as Where We Are Tour 2014 tickets go on sale today, Daily Mirror, 25 May 2013:
 * Frenzied Directioners across the British Isles are set to go into overdrive as tickets for One Direction's eagerly anticipated UK and Ireland arena tour dates go on sale this morning at 9am.
 * 2013, Emily Hewett, "Harry Styles clocks up highest number of bids as One Direction put customised cardboard cut-outs on eBay", Metro (UK), 5 June 2013:
 * Diehard Directioners have already bid over £100 for the teenager’s masterpiece while Liam’s efforts are proving to be the least popular of the lot having received just one bid for £50.
 * 2013, Anna Duff, "OMG! One Direction fans can't stop crying when they get close to Madame Tussauds waxworks of the boys", Now, 6 June 2013:
 * Matthew Johnson carries around a tissue box so crying Directioners can compose themselves after meeting the lifelike models.