- any of several pikes, especially the northern pike.
- the sauger.
Origin of jackfish
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for jackfish
These earn a precarious livelihood by fishing for whitefish and jackfish principally in the summer.Hunting in Many Lands
We hear the note of the ruby-crowned kinglet (regulus calendula) which some one says sounds like "Chappie, chappie, jackfish."The New North
Agnes Deans Cameron
Jackfish proved to be a picturesque hamlet of log huts, clustering on a rocky point of land that jutted into the lake.Gulf and Glacier
Willis Boyd Allen
- the pike fish, esp when small