jack mackerel


Definition of jack mackerel

: any of several medium to large food and sport fishes (genus Trachurus): such as
a : a fish of the northern Pacific Ocean (Trachurus symmetricus) that is iridescent green or bluish above and silvery below
b : a fish of the southern Pacific Ocean (Trachurus murphyi) that was formerly considered a subspecies (T. symmetricus murphyi) of the northern Pacific jack mackerel
c : a fish (Trachurus novaezelandiae) of Australian and New Zealand waters that has a yellow tail fin

Examples of jack mackerel in a Sentence

Recent Examples on the Web In the northern Pacific, for example, the preferred habitat of two commercial species, jack mackerel and canary rockfish, could nearly double in size. David Malakoff, Science | AAAS, 16 May 2018 In their place were warmer water fish like jack mackerel and pompano, and a small plankton-eating creature called a pyrozome. Bill Monroe, OregonLive.com, 17 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'jack mackerel.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of jack mackerel

1882, in the meaning defined above

Learn More About jack mackerel

Time Traveler for jack mackerel

Time Traveler

The first known use of jack mackerel was in 1882

See more words from the same year

Dictionary Entries Near jack mackerel

jack line

jack mackerel


See More Nearby Entries 

Statistics for jack mackerel

Cite this Entry

“Jack mackerel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/jack%20mackerel. Accessed 17 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon


Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!