It means tobeano yaguano. It's a kind of color of horse fur. Tobiano yaguané can also be used. It means that it is a fur horse with large spots of light and dark colors, but with large sashes or white stripes from the tail to the mane.
TOBEYANO relating to or belonging to Joan Estruch Tobella (Barcelona, 1953), a Spanish philologist, historian and teacher. 2 . Rosalía , singer , actressRosalía Vila Tobella (Barcelona; 25 September 1993).