The opposite of puberty. Your voice gets higher. Your dick gets smaller. You begin to look like an overgrown five-year-old. It makes you a castrato without the castration. It really sucks.
Evan just underwent reverse puberty and now he's pedobait.
by REEDRDS August 20, 2015
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when you started off looking like an adult, but you grew into a person who dresses like a 5 yr old and only 5ft tall.

Examples: Ariana Grande and Melanie Martinez
2013
Alice: Wow, look at Shelly!
Patty: Yeah, and she's only 14! Wait till she's 16.

2015
Alice: Why does Shelly look so tiny and wear onesies and cat ears?
Patty: Ooh, she's a victim of reverse puberty. Sucks to suck.
by snafu love November 22, 2016
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Puberty typically makes you look better. In this case, instead of looking better, you end up looking worse. You don't have a glow up, you have a glow down.
Timothy is a victim of reverse puberty. He used to be cute, but he is ugly af now.
by mcnuggetdestroyer January 1, 2018
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