Define free time. free time synonyms, free time pronunciation, free time translation, English dictionary definition of free time. Noun 1. free time - time available for hobbies and other activities that you enjoy spare time time off - a time period when you are not required to work;. free time definition: time when you do not have to work, study, etc. and can do what you want. Learn more. Leisure has often been defined as a quality of experience or as free time. Free time is time spent away from business, work, job hunting, domestic chores, and education, as well as necessary activities such as eating and sleeping. From a research perspective, this approach has the advantages of being quantifiable and.