Christmasketball Share definition Flag Dumb ass term for a dumb ass thing. Stupid basketball game during Christmas. Why not just say "Merry Christmas from the NBA" or sum like it. David: AYe dude wanna watch some Christmasketball with me?? Eddie: are you speaking panamanian? Christmasketball by queenie506 November 10, 2020 Get the Christmasketball mug.