Wordnet 3.0
NOUN (1)
1.
someone who buys something and resells it at a price far above the initial cost;
- Example: "he got theater tickets through a scalper"
The Collaborative International Dictionary of English v.0.48:
Scalper \Scalper\ (sk[a^]lp"[~e]r), n.
1. One who, or that which, scalps.
[1913 Webster]
2. (Surg.) Same as Scalping iron, under Scalping.
[1913 Webster]
3. A broker who, dealing on his own account, tries to get a
small and quick profit from slight fluctuations of the
market. [Cant]
[1913 Webster]
4. A person who buys and sells the unused parts of railroad
tickets. [Cant]
[1913 Webster]
[1913 Webster]
WordNet (r) 3.0 (2006):
scalper
n 1: someone who buys something and resells it at a price far
above the initial cost; "he got theater tickets through a
scalper"