a children's game played with little balls made of a hard substance (as glass)
"The kids spent their entire afternoon outside, laughing as they competed to sink colored marbles into the small hole at the end of the alley."
Any of several children's games played with small balls (made of marble or more commonly glass).
"The children spent their recess playing marbles on the pavement until it started to rain."
plural of marble
Third-person singular simple present indicative form of marble
"The boy marbles every afternoon in the park after school."
plural of Marble