fluff
noun [ U ] uk/flʌf/ us/flʌf/
(SOFT MASS)
绒毛;蓬松毛团;（幼兽的）绒毛
small, loose pieces of wool or other soft material, or the down (= soft new hairs) on a young animal
He brushed the fluff off his coat. 他刷掉了外套上的绒毛。
(ENTERTAINMENT)
US无意义的娱乐
entertainment that is not serious or valuable
fluff
verb [ T ] informal uk/flʌf/ us/flʌf/ (US also flub)
mainly UK搞砸，弄糟
to fail something or do it badly
I fluffed my driving test three times before I finally got it. 我搞砸了3次驾驶考试，之后才最终通过。
All the time I was acting with him, I never once heard him fluff his lines (= say something wrong when acting). 我一直和他一起表演，一次也没听到过他说错台词。
Phrasal verb
fluff something up 拍松；抖散
to make something appear bigger or full of air by hitting or shaking it
I'll just fluff up your pillows for you. 我来为你把枕头拍松。