mass noun
- trivial matters; nonsense琐事; 废话：
he's concerned with petty fiddle-faddle about his personal arrangements
他非常关心有关自己个人安排上的一些琐事
as exclamation Are you as fit as you say you are? Fiddle-faddle!你真的像你所说的那么健康吗？胡说！
词源
late 16th cent.: reduplication of FIDDLE.