shark

1
[ shahrk ]
/ ʃɑrk /

noun

any of a group of elongate elasmobranch, mostly marine fishes, certain species of which are large, voracious, and sometimes dangerous to humans.

Idioms

    jump the shark, Informal. to begin a decline in quality, popularity, relevance, etc., after reaching a peak: Some TV shows have jumped the shark once a popular cast member left the show.

Origin of shark

1
First recorded in 1560–70; origin uncertain

Related forms

shark·like, adjective

Definition for shark (2 of 2)

shark

2
[ shahrk ]
/ ʃɑrk /

noun

a person who preys greedily on others, as by cheating or usury.
Informal. a person who has unusual ability in a particular field.

verb (used with object)

Archaic. to obtain by trickery or fraud; steal.

verb (used without object)

Archaic. to live by shifts and stratagems.

Origin of shark

2
1590–1600; < German dialect Schork, variant of Schurke rascal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for shark

British Dictionary definitions for shark (1 of 2)

shark

1
/ (ʃɑːk) /

noun

any of various usually ferocious selachian fishes, typically marine with a long body, two dorsal fins, rows of sharp teeth, and between five and seven gill slits on each side of the head

Derived Forms

sharklike, adjective

Word Origin for shark

C16: of uncertain origin

British Dictionary definitions for shark (2 of 2)

shark

2
/ (ʃɑːk) /

noun

a person who preys on or victimizes others, esp by swindling or extortion

verb

archaic to obtain (something) by cheating or deception

Word Origin for shark

C18: probably from German Schurke rogue; perhaps also influenced by shark 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012