"sharks" in the noun sense
1. shark
any of numerous elongate mostly marine carnivorous fishes with heterocercal caudal fins and tough skin covered with small toothlike scales
2. shark
a person who is ruthless and greedy and dishonest
3. shark
a person who is unusually skilled in certain ways
"a card shark"
"sharks" in the verb sense
1. shark
play the shark act with trickery
2. shark
hunt shark
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License