But here is the radically simple definition of fantasy: Sexual fantasy is simply anything that enhances excitement or pleasure. (mindbodygreen.com)
A very simple definition for a diet would be: «a set of principles by which you eat, and a list of foods that you should and shouldn't consume». (fitnessandpower.com)
By simple definition, a full skirt is something long that's gathered at the waist. (creativefashionglee.com)