rubber

Universal Words noun 1 [U] a strong substance that can be stretched and does not allow liquids to pass through it, used for making tyres, boots, etc. It is made from the juice of a tropical plant or is produced using chemicals: a ball made of rubber * a rubber tree seealsoFOAMRUBBER 2 [C] (BrE) (also eraser AmE, BrE) a small piece of rubber or a similar substance, used for removing pencil marks from paper; a piece of soft material used for removing chalk marks from a BLACKBOARD 3 [C] (old-fashioned informal, especially AmE) = CONDOM 4 [C] (in some card games or sports) a competition consisting of a series of games or matches between the same teams or players rubber adjective [usuallybeforenoun]: a rubber ball * rubber gloves