Former pro boxing champ Kassim Ouma was arrested for battery in L.A. on Friday — after knocking out a man who was allegedly making gay advances toward him
Ouma says the two went back to the other man’s home for a drink … where the guy allegedly made a pass at the boxer.
We’re told … Ouma claims he politely declined multiple advances … but says when he got up to leave, the guy made one final move — and Ouma shoved him away.
The altercation then escalated … with Ouma allegedly knocking the guy out cold.
Cops were called to the scene — where the victim was treated and transported to a nearby hospital.