The term 'CUB REPORTER OF COMICS' refers to the character Jimmy Olsen, who is a supporting character in DC Comics' Superman series. He is a young photojournalist working for the Daily Planet, and is often seen assisting Superman on his adventures. He is also known as the 'Cub Reporter of Metropolis'. Olsen is an iconic character in the Superman universe, and has been featured in various media adaptations of the series.