Top Definition
It is not socially acceptable to go out with anyone within the three year age bracket. This only applies if the younger of the two is 14-16 years old.
"Hey dude, i'm dating this chick who's 15"

"Wtf dude you're like 18, ever heard of the three year rule"
by AnalBlaster5000 May 08, 2014
4 Words related to Three Year Rule

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×