Tarmac

Tarmac

[tahr-mak]
1.
Trademark. a brand of bituminous binder, similar to tarmacadam, for surfacing roads, airport runways, parking areas, etc.
noun
2.
(lowercase) a road, airport runway, parking area, etc., paved with Tarmac, tarmacadam, or a layer of tar.
3.
(lowercase) a layer or covering of Tarmac, tarmacadam, or tar.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
tarmac (ˈtɑːmæk)
 
n
1.  See also macadam Full name: tarmacadam a paving material that consists of crushed stone rolled and bound with a mixture of tar and bitumen, esp as formerly used for a road, airport runway, etc
2.  the tarmac a runway at an airport: on the tarmac at Nairobi airport
 
vb , -macs, -macking, -macked
3.  (tr), (usually not capital) to apply tarmac to

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

tarmac
1903 as a trademark name, short for tarmacadam (1882) "pavement created by spraying tar over crushed stone," from tar (1) + John L. McAdam (see macadam). By 1919, tarmac was being used generally in Great Britain for "runway."
Online Etymology Dictionary, © 2010 Douglas Harper
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