Nunu is used when referring to something "Cute", adorable, sweet (these are all common uses)
When you see a baby, "ahhh nunu man!"
It is affection in the form of a cheek pinch with a firm twist . Its given to family members and loved ones. It’s something a lot of Italian families do when they greet each other.
When Franky came home from college, his mom and dad gave him the biggest koo koo nunu’s of his life. His cheeks were bright red from the love pinches.
A Yummy Nunu is when you shit in a girl’s mouth then jump on her stomach so that she projectile vomits it back into your mouth.
Jason: How’d your date with Sarah go last night?
Mark: It was awesome! I even gave her a yummy nunu!!!
Someone who dates an underage girl. Illegal in most countries including South Africa.
A girl was picked up from school by her Nunu Kupta so they could go smash.