Coola boola
Heard in Cork, Dublin and Kilkenny
This is used to express some understanding to an answer or statement. Stems from The Boole Library in UCC so most likely heard by UCC Students.
Girl 1: 'I'm not going out, but I'm so heading out tomorrow night!'" "Girl 2: 'Coola Boola, see ya tomorrow night'
I quite understand. One shall see you tomorrow night.