fad

We started off wearing stopwatches as a fad, and one day, this lady came through our project selling shower clocks.

What to many was but the fad or fashionable craze of the hour, was to him the all-important and absorbing purpose of living.

"What a fad those butterflies are among you lovely ladies," he said to Mrs. Habersham.

Scissors is mother's fad—sort of born in her, I guess, for my mother's mother was a kind of dressmaker.

Suddenly, he remembered what Conrad Lagrange had said about her fad.

A fad lives its life in a few weeks; a philosophy lives through generations and centuries.