McGregor, who was admonished by referee Marc Goddard during a bout between Artem Lobov and Andre Fili, was caught by cameras walking backstage with Lobov and using a homophobic slur.
“I thought you were going to sleep him,” McGregor said to Lobov, who lost a decision. “All I’m saying (is) he’s a (expletive). I never knew he was a (expletive).”
During his pre-fight press conferences with Floyd Mayweather earlier this year, “Notorious” came under fire for comments he made regarding the former boxing world champion.