Lobster/ˈlɑːbstər/ Definition 1 of 3Pro Tip 1/3Culinary Term Often used in menus or cooking contexts to refer to the dish or ingredient. The chef specializes in lobster bisque. Pro Tip 2/3Luxury Item Regarded as a delicacy, implying a higher quality and price. Lobster is often the most expensive item at a seafood restaurant. Pro Tip 3/3Animal Protection Some cultures have regulations or debates concerning the humane treatment of lobsters. New laws may require more humane methods of cooking lobster.