1. (noun) any of numerous elongate mostly marine carnivorous fishes with heterocercal caudal fins and tough skin covered with small toothlike scales

• alopius vulpinus
• fox shark
• thrasher
• thresher
• thresher shark
• angel shark
• angelfish
• monkfish
• squatina squatina
• carcharias taurus
• odontaspis taurus
• sand shark
• sand tiger
• carpet shark
• orectolobus barbatus
• cat shark
• cow shark
• hexanchus griseus
• six-gilled shark
• dogfish
• ginglymostoma cirratum
• nurse shark
• hammerhead
• hammerhead shark
• mackerel shark
• requiem shark
• rhincodon typus
• whale shark

2. (noun) a person who is ruthless and greedy and dishonest

• loan shark
• moneylender
• shylock
• usurer

1. (noun) any of numerous elongate mostly marine carnivorous fishes with heterocercal caudal fins and tough skin covered with small toothlike scales

• elasmobranch
• selachian

2. (noun) a person who is ruthless and greedy and dishonest

• offender
• wrongdoer

3. (noun) a person who is unusually skilled in certain ways

• expert

4. (verb) play the shark; act with trickery

• cheat
• chisel

5. (verb) hunt shark

• fish