The term "gatefold girl" refers to a pin-up or centerfold model that is featured in a magazine or album that has a gatefold cover. While this term is commonly used in the entertainment industry, it is important to note that it can be considered outdated and sexist. There are numerous synonyms that can be used in place of this term such as "centerfold," "pin-up model," or simply "model." Alternatively, one can use more respectful and empowering terms such as "featured artist" or "cover star." It is crucial to use language that is respectful and inclusive of all genders and identities in our society.