rub·ber /ˈrʌbɚ/
 橡皮,橡膠,摩擦的人,按摩師,砂皮,決勝盤(vt.)包以橡皮,塗橡膠于
 rub·ber /ˈrəbɚ/ 名詞
 橡膠,橡皮,摩擦物,磨光器
 Rub·ber n.
 1. One who, or that which, rubs. Specifically: (a) An instrument or thing used in rubbing, polishing, or cleaning. (b) A coarse file, or the rough part of a file. (c) A whetstone; a rubstone. (d) An eraser, usually made of caoutchouc or a synthetic rubber[4]. (e) The cushion of an electrical machine. (f) One who performs massage, especially in a Turkish bath. (g) Something that chafes or annoys; hence, something that grates on the feelings; a sarcasm; a rub.
 2. In some games, as bridge or whist, the odd game, as the third or the fifth, which decides the winner when there is a tie between the players; as, to play the rubber; also, a contest determined by the winning of two out of three games; as, to play a rubber of whist. --Beaconsfield.  “A rubber of cribbage.” --Dickens.
 3. India rubber; caoutchouc; gum elastic; -- also called natural rubber.
 5. A low-cut overshoe made of natural or synthetic rubber[4], serving to keep the feet and shoes dry when walking in the rain or on a wet surface; -- usually used in the plural.
 Antimony rubber, an elastic durable variety of vulcanized caoutchouc of a red color.  It contains antimony sulphide as an important constituent.
 Hard rubber, a kind of vulcanized caoutchouc which nearly resembles horn in texture, rigidity, etc.
 India rubber, caoutchouc. See Caoutchouc.
 Rubber cloth, cloth covered with caoutchouc for excluding water or moisture.
 Rubber dam Dentistry, a shield of thin sheet rubber clasped around a tooth to exclude saliva from the tooth.
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 rubber
      adj 1: made of rubber and therefore water-repellent; "rubber boots"
             [syn: rubberized, rubberised]
      2: returned for lack of funds; "a rubber check"; "a no-good
         check" [syn: no-good]
      n 1: latex from trees (especially trees of the genera Hevea and
           Ficus) [syn: India rubber, gum elastic, caoutchouc]
      2: an eraser made of rubber (or of a synthetic material with
         properties similar to rubber); commonly mounted at one end
         of a pencil [syn: rubber eraser, pencil eraser]
      3: contraceptive device consisting of a thin rubber or latex
         sheath worn over the penis during intercourse [syn: condom,
          safety, safe, prophylactic]
      4: a waterproof overshoe that protects shoes from water or snow
         [syn: arctic, galosh, golosh, gumshoe]
      v : coat or impregnate with rubber; "rubberize fabric for rain
          coats" [syn: rubberize, rubberise]