What is the meaning of Steak?

Beefsteak: a slice of beef, broiled or cut for broiling.

A relatively large, thick slice or slab cut from another animal, a vegetable, etc.

A slice of meat cut across the grain (perpendicular to the spine) from a fish.

To cook (something, especially fish) like or as a steak.

steak

steak

steak (of meat or fish)

Source: wiktionary.org