uni /ˈuː.niː/noun 4verb 1forms 5 noun4 •Sea urchin eaten as sushi.The ikura popped in my mouth, the hotate was buttery soft and the uni was creamy and sweet without a seafood aftertaste, the kind of freshness I was hoping we would encounter when we left Tokyo. — 2013 •(informal) Clipping of university.I'm going to uni after I leave school.Turn left when you reach the uni. •(informal) Clipping of unicycle. •(informal) Clipping of unicycling. verb1 •Clipping of unicycle.This week i had been uni'ing HEAPS on my Nimbus 20 and hadnt used my road bike for about a week - possibly a bit more. — 2007 formsuni'd · uni'ed · uni'ing · uni's · unis