noun Date: 1953 a speculator who seeks profit from the intraday fluctuation in the price of a security or commodity by completing double trades of buying and selling or selling and covering during a single session of the market, day-trade noun or verb
DAY TRADER
Meaning of DAY TRADER in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012