rubber Hear it!

rubber1 definition

rub·ber (rubər)

noun

  1. a person or thing that rubs, as in polishing, scraping, massaging, etc.
  2. Etymology: from orig. use as an eraser

    an elastic substance produced by coagulating and drying the milky sap (latex) of various tropical plants, esp. a tree (Hevea brasiliensis) of the spurge family: now most often produced synthetically or by chemically altering latex to obtain desired characteristics for use in making automobile tires, electrical insulation, molded objects and parts, etc.: in pure form rubber is a white, unsaturated hydrocarbon, having the formula (CH)
  3. something made of this substance; specif.,
    1. an eraser
    2. ☆ a low-cut overshoe
    3. Slang a condom
  4. Baseball an oblong rubber slab set in the pitcher's mound: the pitcher's foot must touch the rubber as each pitch is thrown

adjective

made of rubber

intransitive verb

Slang rubberneck

Related Forms:

rubber2 definition

rub·ber (rubər)

noun

Bridge a series of three games, two of which must be won to win the series

Etymology: < ?

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