When something is valid. When someone is cool or did something valid. When something is awesome.
Yo this girl mad wah
Yo them shoes mad wah
She is not wah oml
Thats mad wah
Them is wah
The words of god spoken by royalty
Wah Am Waluigi not in smash brothers? Wah!
The best way to tell someone you don't care
"hey, my mom just died :("
"Wah"
that one word they CONSTANTLY USE IN EVERY FUCKING SINGLE HYUNDAI AD
guy1: *trying to watch gay midget porn on youtube*
ad: WAh. WAH WAH WAH hyundai. we make cool cars. WAHWAHWAHWHAHWHAHHAHAHAHHHHAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
guy1: AAAAAAAAAAAAAAAHHHHHHHHHHHHHHHHHHHHHHHh MAKE IT STOOOOOOOP
WAH is a Kenyan expression of when you are shocked about something.
"wahhh you haven't done your homework"
" WAH Joshua sent his nudes"