when someone "places" themselves in a picture just before or as the button on the camera is pressed and they end up in it when they were initially not supposed to.
(john and sarah looking at their wedding picture...)

john: i don't remember taking this picture with steve

sarah: me neither! another case of picture jacking
by ReDefine November 20, 2009
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when some places or forces their way into a picture by coming in just before or as the camera button is pressed...
john and sarah looking at their wedding picture...

john: i don't remember taking this picture with steve

sarah: me neither! another case of picture jacking
by ReDefine November 20, 2009
Get the picture jacking mug.