h'yay - A scream that comes from your soul when you're too excited t

A scream that comes from your soul when you're too excited to think straight.

I got my driver's license. H'yay, I'm gonna drive everywhere and crash!

I passed my math test. H'yay, I'm gonna pass out!

I got ice cream for lunch. H'yay, I'm gonna eat it all and regret it later.