1. deluxe (adjective): of higher quality than similar products
She ordered a deluxe shake from the menu.
2. to go: takeout
We ordered the food to go because we didn't have time to sit down and eat.
3. down something (verb): eat quickly
No one could believe that the woman downed fifteen hotdogs in twelve minutes.
4. grow on someone (verb): develop a liking for someone or something over time
Eating raw fish is something that will grow on you if you eat it enough.
5. not agree with someone (verb): become sick from something you eat
Boy, I feel really sick. That soup didn't agree with me at all, and I feel like I'm going to throw up.
6. hearty eater (noun): someone who enjoys eating a lot
That baby is a real hearty eater and eats constantly.