What does seeya mean in American slang?

There is no essential difference between West Asia and Seeyou. Ya is your slang.

Do you see it? You mean goodbye.

Like goodbye, you usually say goodbye when you say goodbye. What about you? Later, it means see you later. If it is not used alone, see? You may also literally mean "see you", for example, I'm going to see you.

For example:

I will? Do you see it? What about you? Tomorrow? All of them? correct

See you tomorrow, okay?

Slang is a common language in American or British life, which is very different from English learned in school. In fact, there are many slang words in Chinese, such as: wow, fool, unreliable, absolutely, pure man. These languages are not taught in schools because they are not formal enough.

Slang is an "informal" language, which is not taught in schools.

Slang can make speech more vivid and fluent. Slang metaphors are generally "exaggerated", so they are very suitable for expressing one's feelings and thoughts.

Slang can make your language more vivid and fluent, because it is exaggerated.