The seat that you masturbate in.
by brostradamusmandudechill February 16, 2011
by The 60s Freak February 10, 2016
When you're in the bathroom and trying to take a quiet crap if someone is outside the door. Or when ther is multiple people in the room at once
by Lizzie Smith II November 04, 2010
Its a phrase used by girls to express a pleasurable experience, especially one that involves sexual chemistry and the production of various juices. Like a squid inks, a girl inks, except its not ink. The seat part comes in because generally you have to sit down to hear profound news, usually bad, but in this case it might be an engagement ring. A diamond is the quintessential seat-inker.
by Headcircus April 23, 2013
by Jurmy February 09, 2020
by Greenos October 29, 2019
When two men are driving in a vehicle and the passenger reaches over and massages the drivers nether regions until a climax that results in a frothy mixture of cum and sweat that remains forever imbedded within the material of the seat.
by TheWhabbitThumper February 19, 2020