A highwayman. Royal scamp: a highwayman who robs civilly. Royal foot scamp; a footpad who behaves in like manner.
·noun A rascal; a swindler; a rogue. II. Scamp ·adj To perform in a hasty, neglectful, or imperfect...
Webster's Dictionary of the English Language
A worthless fellow. ...
Dictionary of American Words And Phrases by John Russell Bartlett.