- a marble (toy)
- various similarly shaped objects, including:
- (by extension) a lump or stone
- (metonymically) (in the plural, absolutely used with definite article: de knikkers) The stakes of a game, deal etc.
- (marbles): marbel m, stuiter m
Germanic: the root of knikken 'to nod' + -er
- A nodder
- jaknikker n