Engage in risky business

• Seek quick stock profits
• Quick, speculative stock transaction
• Make a quick stock exchange, perhaps
• Do some quick market work
• Try for a quick market profit
• Do some stock speculating
• Try to make a quick profit in the stock market
• Gamble on the market, in a way

Wiktionary Word definitions in Wiktionary
n. (alternative form of day trade English) vb. (alternative form of day trade English)