Verb - An act of rebelliousness or outward social curiosity shut down by someone who is considered a square – usually on a religious kick.
Origin: Based on the fictional character Millie Kentner from the popular television series Freaks and Geeks.
1. Nadia was going to attend the party and get wrecked, but she just got Millied, so she won't be showing up.
2. After I was Millied last night, I realized I should join a convent.