position with Bottom sticking buttocks out by bending at the waist ususally face down

position with Bottom lays on their back, bending at the waist, bringing their legs up so their buttocks are unobstructed, see also "Legs Up"

position with Bottom laying face down on a surface, often with a pillow under their hips to prop up their buttocks

position with Bottom lays on their back, bending at the waist, bringing their legs up so their buttocks are unobstructed, see also "Diaper Position"

abbreviation for Over The Knee, a common spanking position in which the Bottom lays across the knee of lap of the Top