The tarpon, Megalops atlanticus, a large marine fish.
Origin
Late 19th century; earliest use found in George Goode (1851–1896). Probably from American Spanish sabanilla from Spanish sabalo + -illa, feminine diminutive suffix.
Definition of savanilla in US English:
savanilla
noun
The tarpon, Megalops atlanticus, a large marine fish.
Origin
Late 19th century; earliest use found in George Goode (1851–1896). Probably from American Spanish sabanilla from Spanish sabalo + -illa, feminine diminutive suffix.