Cubesat Share definition Flag A student based organization lead by Master Splinter and the Ninja Turtles. Also referred to as "Cubeshit." 'Hey guys...we're off to cubeshit again, when do u think we are gonna finish this time?' Cubesat by shredder January 4, 2005 0 0 Get merch Get the Cubesat mug. Buy Now — $32.95 See more merch