Muss (?), n. [Cf. OF. mousche a fly, also, the play called muss, fr. L. musca a fly.]
A scramble, as when small objects are thrown down, to be taken by those who can seize them; a confused struggle.
Shak.
© Webster 1913.
Muss, n.
A state of confusion or disorder; -- prob. variant of mess, but influenced by muss, a scramble.
[Colloq. U.S.]
© Webster 1913.
Muss, v. t. [imp. & p. p. Mussed (?); p. pr. & vb. n. Mussing.]
To disarrange, as clothing; to rumple.
[Colloq. U.S.]
<-- often used with up = muss up -->
© Webster 1913.
Muss, n. [Cf. OE. mus a mouse. See Mouse.]
A term of endearment. [Obs.] See Mouse.
B. Jonson.
© Webster 1913.