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rubber

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noun rub·ber \ˈrə-bər\

Definition of rubber

  1. 1a :  one that rubsb :  an instrument or object (such as a rubber eraser) used in rubbing, polishing, scraping, or cleaningc :  something that prevents rubbing or chafing

  2. 2 [from its use in erasers] a :  an elastic substance that is obtained by coagulating the milky juice of any of various tropical plants (as of the genera Hevea and Ficus), is essentially a polymer of isoprene, and is prepared as sheets and then dried —called also caoutchouc, india rubberb :  any of various synthetic rubberlike substancesc :  natural or synthetic rubber modified by chemical treatment to increase its useful properties (such as toughness and resistance to wear) and used especially in tires, electrical insulation, and waterproof materials

  3. 3 :  something made of or resembling rubber: such asa :  a rubber overshoeb (1) :  a rubber tire (2) :  the set of tires on a vehiclec :  a rectangular slab of white rubber in the middle of a baseball infield on which a pitcher stands while pitchingd :  condom 1

rubber

adjective

15th Century

First Known Use of rubber

15th century


2

rubber

noun rub·ber

Definition of rubber

  1. 1 :  a contest consisting of an odd number of games won by the side that takes a majority (such as two out of three)

  2. 2 :  an odd game played to determine the winner of a tie

Origin and Etymology of rubber

origin unknown


First Known Use: 1594



RUBBER Defined for Kids

rubber

play
noun rub·ber \ˈrə-bər\

Definition of rubber for Students

  1. 1 :  an elastic substance obtained from the milky juice of some tropical plants

  2. 2 :  something (as an overshoe) made of rubber

  3. 3 :  something used in rubbing

  4. 4 :  a synthetic substance like rubber

  5. 5 :  a flat white rectangle on which a baseball pitcher stands


Medical Dictionary

rubber

play
noun rub·ber \ˈrəb-ər\

Medical Definition of rubber

  1. 1:  an elastic substance that is obtained by coagulating the milky juice of any of various tropical plants (as of the genera Hevea and Ficus), is essentially a polymer of isoprene, and is prepared as sheets and then dried—called also caoutchouc, india rubber

  2. 2:  condom 1



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