haddock

noun

had·​dock ˈha-dək 

plural haddock also haddocks

: an important food fish (Melanogrammus aeglefinus synonym Gadus aeglefinus) of the cod family occurring on both sides of the North Atlantic that has a black lateral line and dark patch above the pectoral fin

Examples of haddock in a Sentence

Recent Examples on the Web

For dinner, standouts included a superb chicken cordon bleu, polar fjord haddock with Parmesan polenta, and an always-available filet cooked to perfection. —Condé Nast, Condé Nast Traveler, 16 June 2026

On a Thursday in March, local haddock was on the lunch menu at nearby Westbrook High School. —Joe Hernandez, NPR, 23 May 2026

The Best Fish to Fry Most restaurants serving fried fish often opt for haddock or Alaskan cod. —Jack Hennessy, Outdoor Life, 29 Apr. 2026

Use any firm, boneless white fish—such as cod, halibut, snapper, haddock, or others—and swap out the vegetables depending on your preferences. —Jesse Szewczyk, Bon Appetit Magazine, 19 Mar. 2026

Word History

Etymology

Middle English haddok

First Known Use

14th century, in the meaning defined above

Rhymes for haddock

• paddock
• dyadic
• faradic
• monadic
• nomadic
• sporadic
• triadic

Kids Definition

haddock

noun

had·​dock ˈhad-ək 

plural haddock also haddocks

: an important food fish of the Atlantic that is usually smaller than the related common cod