Found 1 definition: muset.
[CIDE DICTIONARY]
muset, n. [OF. mussette, dim. of musse, muce, a hiding place, fr. F. musser, OF. mucier, muchier, to conceal, hide. Cf. Micher.].
A small hole or gap through which a wild animal passes; a muse. Shak. [1913 Webster]