Tarpaulin
Pronunciation : Tar*pau"lin
Part of Speech : n.
Etymology : [Tar + palling a covering, pall to cover. See Pall a covering.]
Definition : 1. A piece of canvas covered with tar or a waterproof composition, used for covering the hatches of a ship, hammocks, boats, etc.
2. A hat made of, or covered with, painted or tarred cloth, worn by sailors and others.
3. Hence, a sailor; a seaman; a tar. To a landsman, these tarpaulins, as they were called, seemed a strange and half-savage race. Macaulay.
Source : Webster's Unabridged Dictionary, 1913