WordNet (r) 3.0 (2006):
tarmac n 1: a paving material of tar and broken stone; mixed in a factory and shaped during paving [syn: tarmacadam, tarmac] 2: a paved surface having compressed layers of broken rocks held together with tar [syn: tarmacadam, tarmac, macadam] v 1: surface with macadam; "macadam the road" [syn: macadamize, macadamise, tarmac]