| 释义 | miller's thumb
 mill·er's thumb(mĭl′ərz)n. Any of several small freshwater sculpins of the genus Cottus, having a large spiny head and spiny fins, especially the European species C. gobio.[From its stocky, thumblike shape (the phrase miller's thumb was originally a folk expression referring to millers who gave short weight by tipping the scales with their thumbs).]
 miller's thumbn  (Animals) any of several small freshwater European fishes of the genus Cottus, esp C. gobio, having a flattened body: family Cottidae (bullheads, etc)  [C15: from the alleged likeness of the fish's head to a thumb] |