A word used by one of my besties, Soso. She uses this word when she is upset and/or typing. Sometimes used when being annoyed by brothers.
Ufgh, I'm so mad at her for having a dream about Tyler.
What you say when you get mad mostly. There's no way to really pronounce it, it just shows a sign of annoyance when you are texting or messaging someone.
UFGH! MY COMPUTER CRASHED!
He won't answer me. ufgh.