The Collaborative International Dictionary of English v.0.48:

Maroon \Ma*roon"\, n. [Written also marroon.] [F. marron,
   abbrev. fr. Sp. cimarron wild, unruly, from cima the summit
   of a mountain; hence, negro cimarron a runaway negro that
   lives in the mountains.]
   In the West Indies and Guiana, a fugitive slave, or a free
   negro, living in the mountains.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Marroon \Mar*roon"\, n. & a.
   Same as 1st Maroon.
   [1913 Webster]