It means a large beak, possessing a large beak. It is the name of a genus of birds belonging to the family Ramphastidae. In Colombia we know them as toucans, diotheses or Diostedes.
Ramphastos : Genus of birds of the family of toucans native to Central and South America, They have bulky beaks and varied colors and feed on fruits, insects, vertebrates and eggs. .