"I watched him. and truly believe he may be "punch-drunk"," he said.
With both men septuagenarians a meeting in the ring is unlikely, but you can expect this feud to run and run. He dropped an f-bomb that prompted loud applause at the Radio City Music Hall in NY.
AFP 2018 Tiziana Fabi Hollywood Icon De Niro Apologizes to PM Trudeau for Trump's'Disgusting Behavior
He famously said he wanted to punch Trump "in the face" during the 2016 US Election, called him a "f***ing fool" and the "baby-in-chief" in January 2018, and the following month said the US was now suffering from a "case of temporary insanity".
Robert De Niro speaks onstage during the National Board of Review annual awards gala at Cipriani 42nd St, Jan. 9, 2018, in New York City. It was unclear if he was referring to De Niro's remarks at the Tonys or in Canada.
De Niro's rant and the celebrities' fawning reaction embody everything the Hollywood elites claim to abhor yet were held up by the mainstream media, such as the Australian feed, as a proper and even moral statement of resistance.
De Niro went off script in the Tony Awards telecast, and the offensive language was deleted from the broadcast, the CBS reported.
This isn't the first insult Trump has made at the expense of people with disabilities.
Punching his fists in the air, he said: "I'm going to say one thing - f*** Trump!"