Top definition
Completely Nude Picture Day - which is Tuesdays.
just post a nude picture of yourself on tumblr while covering ur privates with anything but clothing!
Yo Son, i just posted a CNPD on tumblr this week and got like 69 Notes!!!
by idum September 15, 2009
Get the mug
Get a CNPD mug for your Aunt Julia.
buy the domain for your pet site