A butcher is someone who is trained to select and prepare meat for sale and consumption.
A butcher shop sells meat cuts to the public. The meat cuts are prepared by a butcher to be sold in the butcher shop.
A steak is meat which is usually cut across the muscle fibres, most common steaks are beef.
Some butchers do stock wild game meats. Some game meats include: Kangaroo, Crocodile, Wallaby and Deer.
A butcher can tell you what kind of meats are suitable for different kinds of cooking methods and what grade of meat will achieve your goal. They can also tell you how you should cook the particular meat you are buying. A butcher can also provide details on where the particular meat has come from.