Do you know ghouls from goblins and ghosts?
a picture of the front of a naked person, often used as attrib. phr.
Total; complete; unrestricted: a variety of forms including iambic pentameter, full frontal rhyme and ballads
[1970s+; fr the phrase ''full frontal nudity'' used to describe the ultimate grade of nakedness, as seen in art, moving pictures, television, etc]