The Collaborative International Dictionary of English v.0.48:

Visayan \Vi*sa"yan\, n. [Cf. Sp. Bisayo a Visayan.]
   A member of the most numerous of the native races of the
   Philippines, occupying the Visayan Islands and the northern
   coast Mindanao; also, their language. The Visayans possessed
   a native culture and alphabet.
   [Webster 1913 Suppl.] Viz-cacha

WordNet (r) 3.0 (2006):

Visayan
    n 1: a member of the most numerous indigenous people of the
         Philippines [syn: Visayan, Bisayan]