1. An alternate way to say "Hell Yeah" "Alright" "Okay".
2. To describe that you are doing work like a boss and/or chillin.
3. Saying hello or good bye (like aloha)
Q: Hey we are about to hit up this party
A: Chyeah Doe
Q:Hey man what are you doing today?
A: Uhh, you know, just Chyeadoeing it
Q: You have now become the President of the United States what do you have to say?
A: CHYEAH DOE MOTHERFUCKER!!!
Q: Sounds good dog?
A: Chyeah Doe
Alright man I'll hit you up later.
Chyeah Doe!