Oi-Zuki by Sandoval Freestyle Karate | Aug 1, 2014 | Blog, Karate Glossary, Karate Glossary "O"What Does Oi-Zuki Mean? Oi-Zuki oi·zu·ki \ˈȯi\ ˈzüˈkē\ noun Definition: A thrust punch where the lead hand is used. View More Karate Glossary Terms:...