Pronunciation: (blak'top"), [key]
—n., adj., v., -topped, -top•ping.
1. a bituminous substance, usually asphalt, for paving roads, parking lots, playgrounds, etc.
2. a road covered with blacktop.
pertaining to or surfaced with blacktop: a blacktop driveway.
to pave with blacktop.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.