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1.
Something you would exclaim after a picture has been taken and you would rather it not end up on Facebook or some other social networking sites.
Person 1: What was that flash?
Person 2: Wtf pictures? Don't tag me bro!
by SUP3RCANS1R February 21, 2009
 
2.
similar to asking to not be 'tased, bro', this is said when at a sketchy party and everyones taking pictures that will inevitably end up on the facebook.
omgz get together and hold those bottles high... alright.. but "DON'T TAG ME BRO!"
by evan scott May 06, 2008