Citations:stealthie

Noun: "(slang) a picture taken without the subject's knowledge or permission, especially using a mobile phone"

 * 2014, Leanne Italie, "Merriam-Webster OK with 'yoopers'", The Daily Herald, 20 May 2014, page A2:
 * And now we also have stealthies, those sneaky little phone pictures masquerading as selfies when the taker actually snaps what's behind him or her instead.


 * 2015, Liam Lacey, "As the Cannes International Film Festival kicks off, let’s talk about selfies, wealthies and stealthies", The Globe and Mail, 12 May 2015:
 * Number of 24-hour security cameras in Cannes, which means, even if you aren’t taking your own picture, someone else is. Think of it a [sic] “stealthie.”