Tar•macPronunciation: (tär'mak), [key] Trademark.
a brand of bituminous binder, similar to tarmacadam, for surfacing roads, airport runways, parking areas, etc.
) a road, airport runway, parking area, etc., paved with Tarmac, tarmacadam, or a layer of tar.
) a layer or covering of Tarmac, tarmacadam, or tar.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.