dipping
n.— «The lawsuit claims that guards routinely engage in a practice called “dipping,” which Norman called a sadistic version of a common control measure. According to the suit, the guards take hold of the teens, twist their arms behind their backs, push them to the ground and rub their faces into the floor or slam their heads against the hard surface.» —“Prison rights group sues over Sacramento juvenile hall” by Hudson Sangree Sacrameto Bee (California) Aug. 28, 2006. (source: Double-Tongued Dictionary)
Further reading
After our conversation about nighttime wakefulness, a Sacramento, California, woman shares the funny story behind the term she and her husband use for that phenomenon: squeegee. This is part of a complete episode.
Related
She sells seashells by the seashore. Who is the she in this tongue twister? Some claim it’s the young Mary Anning, who went on to become a famous 19th-century British paleontologist. Dubious perhaps, but the story of her rise from seaside...