What does "Burn one, take it through the garden and pin a rose on it" mean?

If you hear a waitress say "Burn one, take it through the garden and pin a rose on it" at a diner or restaurant, it's just another way to say "Hamburger with lettuce, tomato, and onion." There are hundreds of other popular diner lingo phrases - to learn more, check out the links below or browse the rest of our restaurant slang dictionary.