1. Largest tuna; to 1500 pounds; of mostly temperate seas: feed in polar regions but breed in tropics
   - bluefin, bluefin tuna, Thunnus thynnus 
2. Large elongated compressed food fish of the Atlantic waters of Europe
   - saurel, Trachurus trachurus 
3. A California food fish
   - jack mackerel, Spanish mackerel, saurel, Trachurus symmetricus

Derived forms: horse mackerel

Type of: scad, tuna, tunny

Part of: genus Thunnus, Thunnus

Encyclopedia: Horse mackerel

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