Top definition
Your Justin Bieber age is measured by how much you know about sex, drugs and just general mature content.
Molly: “Damn her Justin Bieber Age is high!”
Desi: “Don’t worry one day you’ll get past 11”
by Home.of.Spam May 06, 2018
Get the mug
Get a Justin Bieber Age mug for your bunkmate Manley.