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1.
pictures of ones naked body.
can consist of dick, titties, donk, pussy etc.
usually sent through tmail or email on sidekicks. people usually ask for neckos over aim.
aim conversation...

boy: " heyy boo I been talking to you for a while now, can I get them neckos?? "

girl: " that's true. okay I'll send some. you want the top or bottom?? "
by btw im bee March 05, 2009