The meaning of FAD is a practice or interest followed for a time with exaggerated zeal : craze. How to use fad in a sentence. Synonym Discussion of Fad.

FAD definition: 1. a style, activity, or interest that is very popular for a short period of time: 2. a style…. Learn more.

A fad, trend, or craze is any form of collective behavior that develops within a culture, a generation, or social group in which a group of people enthusiastically follow an impulse for a short time period.

Definition of fad noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Aug 20, 2025 · Nicotinamide adenine dinucleotide (NAD) and flavin adenine dinucleotide (FAD) are fundamental coenzymes found in all living cells. They are indispensable for numerous biological …

FAD definition: a temporary fashion, notion, manner of conduct, etc., especially one followed enthusiastically by a group. See examples of fad used in a sentence.

You use fad to refer to an activity or topic of interest that is very popular for a short time, but which people become bored with very quickly. Hamnett does not believe environmental concern is a …

fad (noun) fad / ˈ fæd/ noun plural fads Britannica Dictionary definition of FAD [count] : something (such as an interest or fashion) that is very popular for a short time

'Fad' means an intense and short-lived enthusiasm for something, often without any real basis in the object's qualities. It can refer to anything from fashion trends to health crazes.

If it’s all the rage, everybody’s into it, your parents don’t get it, and teenage girls across the globe are trying to outdo each other with it, it’s officially a fad. From hairstyles to hula hoops to saying “that’s …