ughwoo 

interjection; (used as a sigh of regret and a cheer of completion)

John: "ughwoo!"
Nico: "Finally finished the report?"
John: "YES!"

ughwoo by BeTheBoss101 September 29, 2010

Uhwoow 

The sound trennor makes when he busts a nut

Uhwoow baby

Uhwoow by Kobra vzi January 17, 2019

Uggwoof 

An ugly or unsightly dog.

A you see Brenda’s new dogs she adopted? Ya she adopted two uggwoofs! They’re very sweet but also really ugly.

Uggwoof by Parkedintheshade July 13, 2022