Fad (disambiguation)
# Fad (disambiguation)

A fad is a practice or interest followed for a time with exaggerated zeal.

Fad or FAD may also refer to:

* Familial Alzheimer disease, an uncommon form of Alzheimer's disease
* Flavin adenine dinucleotide is a redox cofactor chemical compound.
* Fad Browne (1906–1991), Irish politician
* Fad diet
* First appearance datum, the date of the oldest known fossil of a living species
* Fish aggregating device, for fishing
* Flying Ant Day, a period of increased perception of the nuptial flight for ants prompted by changes in weather.
* Wagi language of Papua New Guinea, ISO 639-3 code
* Food availability decline; see Theories of famines
* Fusil Automático Doble, a rifle used by the Peruvian Army.
