The term 'Tiny Legume' is a crossword solution that can be filled in with the word 'PEA' (3 letters). Peas are a type of legume, which are plants that produce edible seeds in pods. Peas are small, round, and green in color, and are often eaten as a vegetable. They are also used to make soups, stews, and other dishes. Peas are a popular and nutritious food source, and are a staple in many diets around the world.