"Gratuitous nudity" refers to the unnecessary or excessive display of nakedness, often in movies, TV shows, or art, without a valid reason or purpose. Full definition
George R.R. Martin really hit the nail on the head with this one, capturing the desires for all demographics with the use of gratuitous nudity, dragons, violence, etc.. (sportsinsights.com)
The nudity notwithstanding, it's when Gina and her sister visit a peep show in Spain that the film leans into gratuitous nudity for the sake of sex on screen. (texasartfilm.net)
What would a week in Hollywood be without gratuitous nudity, bikini selfies and genetically blessed bubs? (housegoeshome.com)