Power Scissoring
A more extreme version of regular scissoring which is a Lesbian sex act where two partners interlock their spread legs (like two pairs of scissors) and grind their vulvae together to stimulate each other's clitoris to orgasm. Also called tribadism, the practice has many colloquialisms. In some Central American countries it is called "making tortillas," and the Chinese refer to the act as "polishing mirrors".
When Christina and her crew aren't at the Bower getting destroyed on Geisha shots and raving to housey beats they are back at the spot power scissoring each other until either someone passes out or the sun comes up
rusty scissor power slide
A sexual act in which two men start by anus scissoring, but then slide in synchronization in a clockwise motion so that major penis-to-anus penetration occurs.
Rob, being the chief, ordered butt-pirate Andy to rusty scissor power slide JP. They thoroughly enjoyed it as Rob video taped the whole thing.