- a small, European cyprinoid fish, Phoxinus phoxinus.
- any other fish of the family Cyprinidae, including the carps, goldfishes, and daces.
- any of various unrelated, small fishes.
- a person or thing that is comparatively small or insignificant: With just six electoral votes up for grabs, the Midwestern swing state of Iowa is a mere minnow compared to giants like Florida and Ohio.
- an investor who holds a small amount of cryptocurrency and is therefore unlikely to make transactions that have a significant effect on prices: In the world of cryptocurrency and blockchain, minnows still play a crucial role in decentralizing ownership and participation in the industry.
- a small slender European freshwater cyprinid fish, Phoxinus phoxinus
- any other small cyprinid
- a spinning lure imitating a minnow
- a small or insignificant person
