[fluff] n [perh. blend of flue (fluff) and puff] (1790) 1: nap, down
2: something fluffy
3: something inconsequential
4: blunder; esp: an actor's lapse of memory
[2]fluff vi (1875) 1: to become fluffy
2: to make a mistake; esp: to forget or bungle one's lines in a play ~ vt 1: to make fluffy
2. a: to spoil by a mistake: botch b: to deliver badly or forget (one's lines) in a play