FAD


Meaning of FAD in English

n.1 a craze.

2 a peculiar notion or idiosyncrasy.

Derivatives:

faddish adj. faddishly adv. faddishness n. faddism n. faddist n.

Etymology: 19th c. (orig. dial.): prob. f. fidfad f. FIDDLE-FADDLE

Oxford English vocab.      Оксфордский английский словарь.