The crossword solution for the term ASSIGN AN 'R' OR 'PG' is RATE, which is a four-letter word. RATE stands for the Motion Picture Association of America's rating system, which is used to classify films based on their suitability for certain audiences. The ratings are G (General Audiences), PG (Parental Guidance Suggested), PG-13 (Parents Strongly Cautioned), R (Restricted) and NC-17 (No One 17 and Under Admitted).