To get owned or wrecked in a way that seemed nearly impossible. For someone or something to come out of seemingly no where to burn you. The rarest and most respected type of burn.
"yo how'd the french teacher catch you on that test?"
"I got fucking sniped"
The act of taking a photo or video (secretly or overtly) of a stranger with out asking permission.
Some girl just sniped me while I was on the train then lied about it! - This guy sniped me on the subway, his flash went off on his iPhone and I totally busted him.
Getting sniped is when a teacher calls you out for literally doing nothing or for literally doing everything. Often times getting sniped ruins self esteem and makes one consider suicide.
Mrs Harris: (Looks at you) Not gonna name any names but some muchachos in this class are going to cause us not to be able to have a fiesta
Zane: Thanks for 'not making it obvious'
Mrs Harris: (Throat slashing motion) Cut it out muchacho
Zane: Ow, Sniped
Mrs Harris: That's enough muchacho go to the office