Any of several children's games played with small balls (made of marble or more commonly glass). / (figuratively, usually in a limited number of expressions) Sanity.

plural of marble

(uncountable, petrology) A metamorphic rock of crystalline limestone. / (countable, games) A small ball used in games, originally of marble but now usually of glass or ceramic.

Third-person singular simple present indicative form of marble

Made of, or resembling, marble. / (figuratively) Cold; hard; unfeeling.

(transitive) To cause (something to have) the streaked or swirled appearance of certain types of marble, for example by mixing viscous ingredients incompletely, or by applying paint or other colorants unevenly.

Composed of marble; having a marble exterior. / Having marbling. / Resembling marble. / (meat) Interlaced with fat.

simple past tense and past participle of marble

Quality of being marble

A surname.