Don Lemon is still taking his lumps, with the axed CNN host being bitterly bashed as a “f**king moron” who is “full of sh*t” ...

The ex-primetime host, who was ousted from CNN last year, approached a man during a man-on-the-street segment in Manhattan.

Don Lemon isn't buying claims from Donald Trump's administration that the 79-year-old is the "healthiest president" in U.S.