What is Bullish Market (Bull Market)? What does bullish Trend mean in trading?If you are in the crypto industry for a long time you may know about Bull crypto, but what is Bullish Market and what does Bullish Trend mean in trading? A bull market is a sustained period of price appreciation usually months or years. The term is most commonly used to refer to the stock market, but bull markets can also occur in other asset classes, such as real estate, commodities, or foreign currencies.