hammerhead

noun
ham·mer·head | \ ˈha-mər-ˌhed \

Definition of hammerhead 

1 : the striking part of a hammer

2 : blockhead

3 : any of a family (Sphyrnidae) of active voracious medium-sized sharks that have the eyes at the ends of lateral extensions of the flattened head — see shark illustration

Examples of hammerhead in a Sentence

we despair of ever getting those hammerheads to buckle their seat belts without prodding

Recent Examples on the Web

This isn’t the first big hammerhead caught in the area. Michelle Gant, Fox News, "Fishermen catch 12-foot hammerhead off coast of Texas," 4 June 2018 Invasive hammerheads have been known to wreak havoc in their new homes. Brigit Katz, Smithsonian, "Hammerhead Flatworms Have Been Quietly Invading France for Two Decades," 26 May 2018 Just as hammerhead sharks cruise through lagoons, hammerhead flatworms hunt through soil. Ben Guarino, BostonGlobe.com, "Giant predatory worms invaded France, but scientists just noticed them," 22 May 2018 Walking along Ke’ehi Lagoon in Honolulu on Tuesday, Samuel Etrata spotted a dead baby hammerhead shark, known as a pup, on shore. Don Sweeney, sacbee, "‘Sick to my stomach.’ Someone dumped 100 dead baby hammerhead sharks at Hawaii lagoon," 27 June 2018 Sharks, like the geodes covering this particular hammerhead, date back tens of millions of years, while humans have existed for only 200,000 years. James Charisma, latimes.com, "The hyper-real world of sculptor Erick Swenson comes to life at Honolulu museum," 4 June 2018 With a fun hammerhead shark pattern, this BPA-free and dishwasher-safe bottle has a lid with a straw and is spill-resistant. Sunset, "10 Favorite Kids’ Water Bottles," 22 Jan. 2018 Justine and his colleagues do not yet know how the influx of hammerhead flatworms is impacting France’s soils. Brigit Katz, Smithsonian, "Hammerhead Flatworms Have Been Quietly Invading France for Two Decades," 26 May 2018 After years ofd scattered claims, scientists have confirmed that the nation is indeed infested with hammerhead flatworms and has been for nearly two decades. David Grossman, Popular Mechanics, "Scientists Discover Giant Worms Invaded France Almost 20 Years Ago," 23 May 2018

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

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First Known Use of hammerhead

1562, in the meaning defined at sense 1

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Last Updated

26 Aug 2018

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Time Traveler for hammerhead

The first known use of hammerhead was in 1562

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More Definitions for hammerhead

hammerhead

noun
ham·mer·head | \ ˈha-mər-ˌhed \

Kids Definition of hammerhead

: a shark that has a wide flattened head with the eyes spaced widely apart

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