Definition of billfish
: a fish with long slender jaws; especially : any of various bony fishes (families Istiophoridae and Xiphiidae) with an elongated tapering upper jaw including marlins, spearfishes, and sailfishes
Recent Examples of billfish from the Web
Fishing tournaments have to obtain federal permits to target highly migratory fish species including sharks, tunas and billfish, Jenkins said.
Points will be awarded for up to three billfish releases.
A vast treasure trove of information on the secret lives of ocean predators is being revealed through pioneering efforts to monitor the movements of sharks, billfish, and bluefin tuna using cutting-edge technology.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'billfish.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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