When you spoon, ass to mouth instead of nuts to butts. It requires a minimum of two people, but is better with more.
Ryan: Dude, I hope I can be Zachs little spoon tomorrow.
Luke: Broo, I want in. We can centispoon so he feels extra loved.
When a group of 5 or more people all spoon in one long line.
I saw Frank and his girlfriend spooning next Jim and his, and I decided to stitch it into a Human Centispoon.