DGa children’s game in which you try to make small round pieces of plasticjump into a cup by pressing their edge with a larger piece 弹塑料片游戏〔用大塑料圆片压小塑料圆片,使其弹入杯中的儿童游戏〕
Origintiddlywinks
(1800-1900) Probably from tiddlywink“place for drinking alcohol”((1800-1900)), perhaps from tiddly“drunk”((19-21 centuries))