When breast tissue is still growing, i.e. in puberty. Therefore said breasts take on an odd cone-like shape that is referred to as 'pooberty boobs' due to the assonance.
Dude did you those boobs?
Yeah still pooberty boobs, they'll come in handy soon enough
When the meal you've ingested becomes mature and begins it's escape from your anus with extreme angst and prejudice. Pooberty often ends in betrayal by shart, trouser chili dogs, or shitting one's self.
Dude ate the biggest burrito I've ever seen! It must have hit pooberty because I saw him running to the turd guzzler leaving a trail of butt-chum behind him...
When puberty is bigger than life. When it's so hard that you can't stand your own mood. It included hunger pains, growing pains, sass and whining. You think it just might go on forever and so it's extending out the vowels and consonants for this word. POO-ber-dee Could also be a moment where nobody can understand you and what you are going through. Parents just don't get it.
Nate doesn't want to do his homework and is throwing himself on the floor and saying he's hangry and he can't deal with his family. Although he just finished dinner. They just don't understand him and what he's going through.
His mother says, "Nate has a bad case of pooberty today doesn't he?"