Meaning

noun very small European freshwater fish common in gravelly streams

originThe noun is derived from Late Middle English menew, menowe (“small fish; (specifically) common minnow (Phoxinus phoxinus); or stickleback (possibly the three-spined stickleback, Gasterosteus aculeatus)”), from Old English *mynwe, an oblique form of *mynu, a variant of myne (“minnow; small fish”), from Proto-West Germanic *muniwu (“minnow; small fish”), from Proto-Indo-European *men- (“small”).…

Etymology from Wiktionary, CC BY-SA 3.0