Da lap or stomach of the "underneath" partner in a couple during intercourse, where the "upper" person is "sitting" or "riding" on the lower one.
To avoid injury or distress to someone who's acting as a "love-seat", the "sitting" person should consider (1) how sturdy his "seat" partner is, and (2) how big/bulky/heavy HE HIMSELF is, and therefore whether he might be excessively squashing his romantic partner.
The seat that you masturbate in.
Your bro: Dude. Don't sit there. That is my ejaction seat.
You: That's fucking disgusting, man.
When someone sits in a seat next to you, even though you told them not to.
This ugly bitch seat raped me in global today.
any passanger seat of any car.
guy 1: I wanna drive
guy 2: Not a chance i will not sit cunt seat
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.
Jimmy reached across the center console of the car and seat pickled Jack.
One of the biggest retards And/or fatties in the boat
Wow George Burny in 3 seat is the biggest spastic
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
Tim was on the ninja seat when Judy was waiting outside the door for him.