muss
Word family nounmussinessmussadjectivemussy
muss1 /mʌs/ (also muss up) verb [transitiveT] informal especially American EnglishAmE UNTIDYto make something untidy, especially someone’s hair 把〔某物,尤指头发〕弄乱,使凌乱 Briscoe reached down and mussed the boy’s hair. 布里斯科伸出手揉了揉那男孩的头发。
muss2 noun no muss, no fussno fuss no muss used to say that something can be done easily and without problems – used humorously 很容易,没问题〔幽默用法〕 It works every time, no muss, no fuss. 它每次都奏效,没有任何问题。
Origin muss1 (1800-1900) Probably from mess