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(uncountable, countable) Pliable material derived from the sap of the rubber tree; a hydrocarbon biopolymer of isoprene.
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(uncountable, countable) Natural rubber or any of various synthetic materials with similar properties as natural rubber.
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(countable, Australia, India, Brunei, New Zealand, UK) An eraser.
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(countable, Canada, US, slang) A condom.
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(countable) Someone or something which rubs.
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(historical) The cushion of an electric machine.
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(countable, baseball) The rectangular pad on the pitcher's mound from which the pitcher must pitch.
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(Canada, US, in the plural) Water-resistant shoe covers, galoshes, overshoes.
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(uncountable, slang) Tires, particularly racing tires.
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(slang, dated) A hardship or misfortune.