What it means
Delicious. Literally "good to eat" — 好 plus 吃.
When to use it
For food only. Drinks take 好喝 (hǎo hē, good to drink). Mixing them up is a classic beginner moment.
Examples
zhè这ge个cài菜hěn很hǎo好chī吃！
This dish is delicious!
tài太hǎo好chī吃le了！
This is so good!
nǐ你zuò做de的cài菜zhēn真hǎo好chī吃。
The food you made is really delicious.
The full set of survival phrases for greetings, dining, shopping, and getting around, each with audio.