Wordnet 3.0
NOUN (2)
1.
someone who cleanses by scouring;
2.
someone who travels widely and energetically;
- Example: "he was a scourer of the seven seas"
The Collaborative International Dictionary of English v.0.48:
Scourer \Scour"er\, n.
1. One who, or that which, scours.
[1913 Webster]
2. A rover or footpad; a prowling robber.
[1913 Webster]
In those days of highwaymen and scourers.
--Macaulay.
[1913 Webster]
WordNet (r) 3.0 (2006):
scourer
n 1: someone who cleanses by scouring
2: someone who travels widely and energetically; "he was a
scourer of the seven seas"