An exclamation of error, concern, or awareness of a problem.

Alternative spelling of uh-huh

no; disagreement; negative reply

Expression of thought, confusion, or uncertainty. / Space filler or pause during conversation.

An occurrence of the interjection "uh".

Displeasing to the eye; aesthetically unpleasing. / Displeasing to the ear or some other sense. / Offensive to one's sensibilities or morality. / (Southern US) Ill-natured; crossgrained; quarrelsome.

(slang, uncountable) Ugliness. / (slang) An ugly person or thing. / (logistics, informal) Any product whose size and shape prevents it from fitting neatly on a pallet.

(transitive, nonstandard) To make ugly (sometimes with up).

A UFO.

Being everywhere at once: omnipresent. / Appearing to be everywhere at once; being or seeming to be in more than one location at the same time. / Widespread; very prevalent.