As used in sections 265.280 to 265.289, the following terms mean:
(1) "Fresh meat", any quarter, half or whole carcass of beef, pork or mutton, or any cut or portion thereof which has not been canned or cooked;
(2) "Ground meat" includes any meat subsequently ground or commingled and any portion of which is imported from a foreign nation;
(3) "Person", any individual, firm, partnership, association or corporation;
(4) "Sales at retail", sales at any retail grocery store, butcher shop, delicatessen, or other place where fresh meat is sold at retail for consumption off-premises.