Definition, synonyms and related words
University.
"The chef served uni alongside fresh salmon and avocado to complete the premium nigiri platter."
Sea urchin eaten as sushi.
In plain English: A uni is short for university, which is where you go to get your degree after high school.
"She bought her lunch at the cafe near the uni."
The word uni is a clipping derived from the longer term university. It entered common usage as a shortened form to refer specifically to higher education institutions.