shark means: Low-fat, flavorful fish, which includes species such as Mako, Spiny Dogfish and Thresher. Shark meat can have an ammonia-like smell. This can be removed by placing the shark flesh in warm milk or acidic water. (in Cooking Dictionary)

What else does shark mean?

One of many cartilaginous fishes in the Elasmobranchii subclass that is primarily carnivorous or marine. The shark has a sleek torpedo-like body with five to seven gill openings each on the sides of its head. It also has a large oil-filled heart and hard skin that is covered in small scales. (in Merlin Dictionary)

One who, like a loan shark or other financial swindlers, takes advantage of the bad luck of others to gain personal profit. (in Merlin Dictionary)

Unusual skill in one activity. (in Merlin Dictionary)

To gain by using deceitful, or sub-hand methods. (in Merlin Dictionary)

Profiting from others, particularly through fraud or trickery. (in Merlin Dictionary)