Definition of foam rubber in US English:

foam rubber


  • A spongy material made of rubber or plastic in the form of foam, used for cushioning and in upholstery.

    ‘our helmets were plastic, with foam rubber inside’
    as modifier ‘foam rubber mats’
    • ‘The material is whipped with air to form a foam, which is heated to produce foam rubber.’
    • ‘I used to use a heavy piece of glass on foam rubber for my proof prints.’
    • ‘You can insulate your pipes with foam rubber sleeves or fiberglass insulation, wrapping the insulating material around the pipes.’
    • ‘The high detail allows you to see every wrinkle in the foam rubber 'alligator' hide.’
    • ‘Floating covers of low-density synthetic foam rubber are effective for controlling evaporation from vertical walled open-topped storage.’
    • ‘The inside of the box had been filled with foam rubber.’
    • ‘A bolete has a mass of tubes, looking rather like foam rubber.’
    • ‘Thin sheets of dried foam rubber (detailed with scales, hair, etc.) can be wrapped around the muscles.’
    • ‘The toys are beautifully packaged, with a foam rubber framework inside the box holding them all securely.’
    • ‘He slaps a wide slab of tan-colored, hard foam rubber on his workbench.’