Terms
- A "marble" is the small hard sphere used for playing the game and for decoration and collection, usually made of glass, clay, stone, or plastic.
- Marbles can be named according to their size. Any marble larger than the majority of the marbles in a given context may be termed a boulder.
- Marbles can also be named according to their colour.
- "Keepsies" (or "for keeps") is a variation of any game, where players win the marbles used in the game by their opponent.
