Bean/biːn/ Definition 1 of 3Pro Tip 1/3Culinary Context Refers to various edible seeds used globally in cooking. Black beans are essential in Mexican cuisine. Pro Tip 2/3Not Always Beans Some 'beans', like green beans, are actually the whole pod, not just the seeds. Please pass the green beans; I love them sautéed. Pro Tip 3/3Vegan Protein Beans are a key protein source in vegetarian and vegan diets. She added chickpeas and lentils to her salad for extra protein.