A major UFC advertiser once tried to strong-arm Dana White into taking down a pro-Donald Trump video off his personal social media page ... infuriating the CEO.
Dana's response?? "F*** YOU!"
White was recently a guest on Theo Von's This Past Weekend podcast ... when he relayed the shocking story.
"I posted a video for Trump. Right? On my personal social media, and one of our big sponsors called and said, 'Take that down.