when a celebrity shows more than just their bum in a film (ie: their penis or bush). This is usually for artistic reasons but clearly some serial full frontalists just like taking their kit off for the camera!
(see: Ewan McGregor)
nicole "did you see the movie Full Frontal? God it was awful wasn't?"
scarlett "no, i havent seen it, but you should see Ewan's full frontal instead! It's always great"
thoroughly, completely and totally (from full frontal nudity)
They turned the party into a full frontal rumor mill.