shark
Shark (noun) means a large predatory fish with a skeleton made of cartilage rather than bone, known for its rows of sharp teeth. Example: “The diver watched a shark glide silently past the reef.”
How to use shark
Learner’s notesIn plain EnglishEither the ocean predator, or — as slang — a ruthless, skilled person who preys on others, especially for money.
Don't confuse the innocent fish sense with the slang sense (loan shark, card shark) — context makes it clear which is meant.
Word forms
- Plural
- sharks
- Third person singular
- sharks
- Past tense
- sharked
Fill the gap
Can you complete this real example?
The diver watched a _____ glide silently past the reef.
Etymology
First recorded in English in the 1400s referring to the fish, origin uncertain — possibly linked to an older sense of "shark" meaning a swindler or rogue, since sharks (the fish) have long symbolised ruthless predators.
Synonyms
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Rhymes for shark
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