'Nudz' Short for (or code) for Nudez - getting Nude pictures off a girl online.
Josh: "Guess what"
Greg: "Yeah?"
Josh: "I totally scored Nudz from that girl I was Skyping last night"
Greg: "Awesome! Come on bro', sharing is caring!"
Your nuddy-pants are, well, your no-pants. When you are wearing your nuddy pants you are in the nude. The background of this word is from the Georgio Nicolsen series written by Louise Rennison.
When Cj forgot to wear pants to school, Cassietold me he was wearing his nuddy pants.