minnowy
/ˈmɪnəʊi/adjective
1Chiefly poetic. Of a river, stream, etc.: containing minnows, full of minnows.
2Of the nature of or resembling a minnow. Chiefly figurative : small, meagre; of little significance.
Origin
Early 19th century; earliest use found in Thomas Campbell (1777–1844), poet. From minnow + -y.