Definition of shark Shark
/ʃɑˈɹk/ - [shark] - shark
We found 26 definitions of shark from 9 different sources.
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What does shark mean?
WordNet
NounPlural: sharks |
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| shark - any of numerous elongate mostly marine carnivorous fishes with heterocercal caudal fins and tough skin covered with small toothlike scales | ||
| elasmobranch, selachian any of numerous fishes of the class Chondrichthyes characterized by a cartilaginous skeleton and placoid scales: sharks; rays; skates | ||
| cow shark, hexanchus griseus, six-gilled shark large primitive shark widely distributed in warm seas | ||
| mackerel shark fierce pelagic and oceanic sharks | ||
| alopius vulpinus, fox shark, thresher shark, thresher, thrasher large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed | ||
| carpet shark, orectolobus barbatus shark of the western Pacific with flattened body and mottled skin | ||
| ginglymostoma cirratum, nurse shark small bottom-dwelling shark of warm shallow waters on both coasts of North America and South America and from southeast Asia to Australia | ||
| carcharias taurus, odontaspis taurus, sand shark, sand tiger shallow-water shark with sharp jagged teeth found on both sides of Atlantic; sometimes dangerous to swimmers | ||
| rhincodon typus, whale shark large spotted shark of warm surface waters worldwide; resembles a whale and feeds chiefly on plankton | ||
| cat shark small bottom-dwelling sharks with cat-like eyes; found along continental slopes | ||
| requiem shark any of numerous sharks from small relatively harmless bottom-dwellers to large dangerous oceanic and coastal species | ||
| dogfish any of several small sharks | ||
| hammerhead shark, hammerhead medium-sized live-bearing shark with eyes at either end of a flattened hammer-shaped head; worldwide in warm waters; can be dangerous | ||
| shark - a person who is ruthless and greedy and dishonest | ||
| offender, wrongdoer a person who transgresses moral or civil law | ||
| shark - a person who is unusually skilled in certain ways; "a card shark" | ||
Verb |
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| shark - hunt shark | ||
| fish catch or try to catch fish or shellfish; "I like to go fishing on weekends" | ||
| shark - play the shark; act with trickery | ||
| chisel, cheat carve with a chisel; "chisel the marble" | ||
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Wiktionary 
- shark (Noun)
A scaleless, predatory fish of the superorder Selachimorpha, with a cartilaginous skeleton and 5 to 7 gill slits on each side of its head. - shark (Noun)
A sleazy and amoral lawyer; an ambulance chaser . - shark (Noun)
A relentless and resolute person or group, especially in business. - shark (Noun)
A very good poker or pool player. - shark (Noun)
A person who feigns ineptitude to win money from others. - shark (Verb)
To steal or obtain through fraud. - shark (Verb)
To play the petty thief; to practice fraud or trickery; to swindle. - shark (Verb)
To live by shifts and stratagems.
Webster DictionaryWebster's Unabridged Dictionary 📘
- shark (v. t. & i.)
Any one of numerous species of elasmobranch fishes of the order Plagiostomi, found in all seas. - shark (v. t. & i.)
A rapacious, artful person; a sharper. - shark (v. t. & i.)
Trickery; fraud; petty rapine; as, to live upon the shark. - shark (v. t.)
To pick or gather indiscriminately or covertly. - shark (v. i.)
To play the petty thief; to practice fraud or trickery; to swindle. - shark (v. i.)
To live by shifts and stratagems.
OmegaWiki DictionaryOmegaWiki Dictionary Ω
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shark
A scaleless fish with a cartilaginous skeleton that has 5 to 7 gill slits on each side of its head.
Chambers DictionaryChamber's 20th Century Dictionary 📕
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shark
shärk, n. a common name for most of the Elasmobranch fishes included in the sub-order Selachoidei—voracious fishes, mostly carnivorous, with large sharp teeth on the jaws—most numerous in the tropics. [Perh. L. carcharus—Gr. karcharos, jagged.] -
shark
shärk, n. a sharper, a cheat or swindler: an extortionate rogue.—v.i. to live like a swindler.—v.t. to pick up (with up or out).—ns. Shark′er; Shark′ing. [Prob. from preceding word.]
Sailor's Word-BookThe Sailor's Word-Book ⛵
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shark
A name applied to many species of large cartilaginous fish of the family Squalidæ. Their ferocity and voracity are proverbial. Also, applied to crimps, sharpers, and low attorneys.
Vulgar Tongue DictionaryDictionary of the Vulgar Tongue 👅
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shark
A sharper: perhaps from his preying upon any one he can lay hold of. Also a custom-house officer, or tide-waiter. Sharks; the first order of pickpockets. BOW-STREET TERM, A.D. 1785.
Wikipedia 
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Sharks are part of a group of fish called cartilagenous fish with skeletons made of cartilage instead of bone. Cartilage is rubbery stuff that is softer than bone. Cartilagenous fish also include skates and rays. There are more than 350 different kinds of shark. Fossils have shown that sharks have been around for between 455 to 425 million years.
Most sharks are predators, meaning they hunt and eat fish, marine mammals, and other sea creatures, but some of the largest sharks eat small fish and krill, like whales. The largest shark is the whale shark, and it is the largest fish in the world. Some common kinds of shark include the hammerhead shark, the great white shark, the tiger shark, and the mako.
Many sharks are now endangered, but some are still hunted for food (like shark fin soup) or sport fishing.
Characteristics.
Sharks come in many different shapes and sizes, but most are long and thin (also called streamlined), with powerful jaws. Their teeth are constantly replaced throughout their lives. New teeth grow continuously in a groove just inside the mouth and move forward from inside the mouth on "conveyor belts" formed by the skin in which they are attached to.
Sharks have skin covered in thousands of tiny teeth-like scales that point to the tail. If you rub along a shark towards the tail, it would feel smooth, but if you rub the other way, it would be rough.
Senses.
Most sharks have an excellent sense of smell, which they use to find prey. Their two very sensitive nost
