1
: hopeful or confident that something or someone will be successful : optimistic about the future of something or someone
Members of her party are bullish about her reelection.
They are bullish about the future of the product.
—often + onA lot of investors are bullish on the company's future.
2
: expecting the price of stocks to go up
bullish investors
: characterized by rising stock prices
a bullish market
Cite this Entry
“Bullish.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/bullish. Accessed 17 Apr. 2026.
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