The phrase "inch meatballs" refers to meatballs that are about an inch in size, meaning they have a diameter of approximately one inch. Full definition
Roll mixture into 1 1/2 - inch meatballs using wet hands to reduce sticking (yields 12 meatballs). (herdeztraditions.com)
But since it's served on a pita bread with just a touch of tomato sauce and a slice of fresh mozzarella, you can snack on this version for about 200 calories, as compared to nearly 500 for a six - inch meatball sub. (legionathletics.com)
Shape into 1 - inch meatballs and arrange about 1/2 inch apart on the prepared baking sheet. (williams-sonoma.com)