,noun, verb, stagged, stag⋅ging, adjective, adverb | 1. | an adult male deer. |
| 2. | the male of various other animals. |
| 3. | a man who attends a social gathering unaccompanied by a woman. |
| 4. | Informal. stag party. |
| 5. | a swine or bull castrated after maturation of the sex organs. |
| 6. | British. a speculator who buys securities of a new issue in the hope of selling them quickly at a higher price. |
| 7. | Informal. (of a man) to attend a social function without a female companion. |
| 8. | of or for men only: a stag dinner. |
| 9. | intended for male audiences and usually pornographic in content: a stag show. |
| 10. | without a companion or date: to go stag to a dance. |

stag
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Stag
A slang term for short-term speculator.
Investopedia Commentary
In other words, a stag is someone who trades frequently and tries to make quick profits in a short amount of time.
Related Links
Defining Active Trading
Introduction To Types Of Trading: Scalpers
Introduction to Types of Trading: Swing Traders
Trader's Corner - Shoot the Moon...And Hit It!
See also: Day Trader, Scalper, Speculator, Swing Trading, Technical Analysis