patty /ˈpæti/noun 3forms 1phrases 1 noun3 •(US, Australia) a flat, usually round piece of food pressed from meat cut very small, or from a mix used in place of meatThe cook fried the hamburger patty, then put it in a bun. •A pastry with various fillings and spices baked inside a flaky shell, often tinted golden yellow with an egg yolk mixture or turmeric. •A foolish or stupid person. formspatties Phrases with patty back-pattySelf-congratulatory or self-aggrandizing.