Definition of "uck"

“Uck,” he said. “I mean, you... you've got to be kidding.”

2008, David Mason, Jellyroll, page 23

Actually, I hadn't looked at my voice mail but I knew now. “Uck. Glad he hasn't been in. Is he ok?”

2011, Hollie Delaney, Understanding the Business: Journal II, page 210

Uck. This one smells like onion.

2013, Megan McDonald, Stink and the World's Worst Super-Stinky Sneakers, page 13

My angles dusty, two black hands on the rustyAnd I got uck from a peng ting, mad back but the chest busty

2014 August 25, Dimzy of 67 (lyrics and music), “Outside”‎, 1:29–1:35

Little homies in Uber collecting some grubSame time I'm with Lula collecting some uck

2018 February 9, Fredo (lyrics and music), “Haters”, in Tables Turn‎, 1:26–1:30