When you and your bro need to share a seat designed for one ass and you both agree to split the difference with your two asses and half-cheek it.
In the most basic half-cheeking form, both you and your bro will have one leg planted on the floor for support and the opposite cheek on the seat.
âYo man, I just saw you from across the pool hall half-cheeking that chair with your bro. Yâall must be pretty closeâ¦â