- The definition of a fad is something that people are interested in for a short period of time
An example of fad is the doll line called the "Cabbage Patch Kids."
Origin of fad19th circa ; from British Midland dialect, dialectal
Origin of fadPossibly from fidfad, fussy person, fussy, from fiddle-faddle.
- A phenomenon that becomes popular for a very short time.
Of English dialectal origin. Further origin obscure. Possibly from Old English ġefæd (“order, decorum”) (compare Old English ġefæd (“orderly, tidy”), fadian, ġefadian (“to set in order, arrange”); or from French fadaise ("a trifling thought"; see fadaise).