- sinlaws
- 1. (sinlaws) (6348↑, 1653↓)The parents of your live-in boyfriend/girlfriend.
I am having my sinlaws over for dinner...I hope I make a good impression since I have been shacking up with their son for a few weeks now and they are not down with the fact we are living in sin.
Author: PunTiff http://sinlaws.urbanup.com/3258082Last updated: 2012.03.01
Urban English dictionary. 2013.