Meaning & use
shark
A large predatory fish with a cartilaginous skeleton, rows of sharp teeth, and a reputation for being dangerous to humans.
See it in a sentence
A great white shark circled the divers' cage just a few feet away.
Marine biologists tagged the shark to track its migration across the Pacific.
A note on using this word
Informally, 'shark' also describes a ruthless or highly skilled person, as in 'loan shark' or 'card shark.'
Words with a similar meaning
This term is best learned through its definition and examples.
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Another way to use it
2. noun
A person who ruthlessly exploits or cheats others, often in business or gambling.
The loan shark charged desperate borrowers outrageous rates of interest.
Make it your own
Write a sentence using “shark”, then compare your use with the examples above.