Definition of sealcoat in US English:

sealcoat

verb

  • See sealcoating

    • ‘He stated that the parking lot was asphalt and a few years ago they sealcoated it.’
    • ‘How long until I can drive on my driveway which was sealcoated today?’
    • ‘Our lot was sealcoated last year, is in good shape, but doesn't have the real bright look like it did when it was first sealed.’