3. To remove by rubbing or cleansing; to sweep along or off; to carry
away or remove, as by a current of water; -- often with off or away.
[I will] stain my favors in a bloody mask, Which, washed away,
shall scour my shame with it.
Shak.
4. [Perhaps a different word; cf. OF. escorre, escourre, It. scorrere,
both fr. L. excurrere to run forth. Cf. Excursion.] To pass swiftly
over; to brush along; to traverse or search thoroughly; as, to scour
the coast.
Not so when swift Camilla scours the plain.
Pope.
Scouring barrel, a tumbling barrel. See under Tumbling. -- Scouring
cinder (Metal.), a basic slag, which attacks the lining of a shaft
furnace. Raymond. -- Scouring rush. (Bot.) See Dutch rush, under Dutch.
-- Scouring stock (Woolen Manuf.), a kind of fulling mill.
Scour, v. i. 1. To clean anything by rubbing. Shak.