Definition of batt in English:


Syllabification: batt


  • 1A piece of felted material used for lining or insulating items such as quilts and sleeping bags.
    More example sentences
    • ‘She'd get a lot more out of that cape if she had some batts in there to stiffen out the edges,’ said another one.
    • Care must be taken in removing the water so that the batt isn't stretched or torn.
    • No batt insulation would be required in this case.
  • 1.1A piece of fiberglass used to insulate buildings.
    More example sentences
    • Is asbestos sheeting ‘like’ fibreglass batts for insulation?
    • Some builders have taken to cramming oversized standard fiberglass batts into wall and ceiling spaces.
    • The vapor barrier might be tar paper, kraft paper attached to fiberglass batts, or a plastic sheet.


late Middle English (in the general sense 'lump, piece'): of unknown origin.

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Pronunciation: kəːf
a slit made by cutting with a saw