jack salmon

English

Etymology

jack +‎ salmon

Noun

jack salmon (plural jack salmons)

1. Merluccius productus, a ray-finned fish found in the northeast Pacific Ocean.
2. A Chinook salmon that returns to the fresh water one or two years early.
3. (colloquial) Sander canadensis.
4. (Midwestern US, colloquial) Sander vitreus.
   • 1967, Robert E. McLaughlin, The Heartland: Illinois, Indiana, Michigan, Ohio, Wisconsin, New York, N.Y.: Time Inc., →OCLC, page 16:

     A visitor may well be baffled by “pony keg” and “jack salmon,” but Cincinnatians know that the first is a store where beer may be purchased and the second is deep-fried pike.

Synonyms

• (Merluccius productus): North Pacific hake, Pacific hake, Pacific whiting
• (Sander canadensis): sauger
• (Sander vitreus): walleye