1In plural. A game in which sticks are thrown into a river from the upstream side of a bridge, the winner being the person whose stick emerges first on the other side.
2As a singular count noun: a stick used in this game.
1920s; earliest use found in A. A. Milne (1882–1956), writer. From the name of Pooh (more fully Winnie-the-Pooh), a character created by Alan Alexander Milne, English writer + stick.