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shark  (shärk)
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Tweet n. 1. Any of numerous cartilaginous fishes of the subclass Elasmobranchii that are chiefly carnivorous and marine. Sharks have a streamlined torpedolike body, five to seven gill openings on each side of the head, a large oil-filled liver, and tough skin covered with small toothlike scales. 2. Informal A person, such as a loan shark, who takes advantage of the misfortune of others for personal gain. 3. Informal A person unusually skilled in a particular activity: a card shark. v. sharked, shark·ing, sharks v.tr. Archaic To obtain by deceitful or underhand means. v.intr. To take advantage of others for personal gain, especially by fraud and trickery. [Origin unknown.] |
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