"Heirloom tomatoes" are a special type of tomato that has been grown from seeds that have been passed down through generations. They have unique flavors, shapes, and colors compared to regular tomatoes. Full definition
Pan-Seared Salmon With Heirloom Tomato Salad The ultimate superfoods dinner! (health.com)
Serve with 1/4 cup of heirloom tomato salad. (sonima.com)
I've already thuoght of 3 ways to eat it: over farfalle pasta, rolled up in a paillard of chicken breast, and as a crostini topping with some good canned tuna and maybe a slice of heirloom tomato from the garden on the no knead bread I make! (taste.narin.com)