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English word rubber johnny comes from English rubber
rubber (English)
(slang, of a draft/check) Not covered by funds on account. (North America, in the plural) Water resistant shoe covers, galoshes, overshoes.. (countable) Someone or something which rubs.. (countable, North America, slang) A condom.. (countable, UK, NZ) An eraser.. (countable, baseball) The rectangular pad on the pitcher's mound from which the pitcher must pitch.. (uncountable) Pliable [...]
rubber johnny (English)
(slang, idiomatic) condom.