ugh

interjección

1. 1

   Used to express repugnance, disgust, or annoyance.

   Ugh! The bread in the pantry has gone moldy.

   [...] It may have been a water-rat I speared, / But, ugh! it sounded like a baby's shriek.

   "Ugh, what a smell of Christian blood there is here," screamed the giant.

   Ugh, you can't take that bitch nowhere

2. 2

   Used to express inarticulate vocalisations, such as used by a caveman.

   The brothers surveyed the wide prospect earnestly. "Ugh!" said one abruptly and pointed. "Ugh!" cried his brother. The eyes of the whole tribe swung round to the pointing finger. The group became one rigid stare.