Top definition
When someone acts older than their age thus making them look younger and dumb.
shitskia: I'm in love I know I'm only 14 but it might just be real!

Tanishia: Gurllll you got a bad case of grown syndrome
by XOTWODOVO July 09, 2016
Get the mug
Get a Grown syndrome mug for your fish Manley.

Available Domains :D

  • grownsyndrome.com
  • grownsyndrome.ninja
  • grownsyndrome.org
  • grownsyndrome.net
  • grownsyndrome.se