ALL meanings of threadfin
thread·fin
T t - noun threadfin any spiny-rayed fishes of the family Polynemidae, having the lower part of the pectoral fin composed of numerous, separate, filamentous rays. 1
- noun threadfin any spiny-finned tropical marine fish of the family Polynemidae, having pectoral fins consisting partly of long threadlike rays 0
- noun threadfin any of a family (Polynemidae) of marine percoid fishes having a divided pectoral fin that ends in threadlike rays 0