George Foreman counseled Deontay Wilder after his crushing loss to Tyson Fury ... telling TMZ Sports he's the only man who understands what the Bronze Bomber's feeling -- 'cause Muhammad Ali humbled him the same way during "The Rumble in the Jungle."
We were talking to the 71-year-old boxing legend when he revealed he recently talked to Wilder following his devastating February 22 TKO loss at the hands of the Gypsy King.
"I had a nice conversation with Wilder, nice conversation with him.