1. Mixed asphalt and crushed gravel or sand; used especially for paving but also for roofing 
2. A dark bituminous substance found in natural beds and as residue from petroleum distillation; consists mainly of hydrocarbons
   - mineral pitch

1. Cover with tar or asphalt
   "asphalt the driveway"

Derived forms: asphalted, asphalting, asphalts

See also: asphaltic

Type of: mineral, pave, pavement [Brit], paving, paving material, sidewalk [N. Amer]

Encyclopedia: Asphalt

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