the place where you are not allowed to be touched by strangers or creepy family members when you are a child.
Uncle Morty got in trouble for touching Tommy's no no hole in the game closet at the family reunion.
by jrubadub March 11, 2010
1 more definition
refers to a persons asshole in a sexual way.
My girlfriend was so horny last night, she let me boink her no no hole.
by Bilbo the dildo January 06, 2009