2011 Kawasaki Vulcan 1700 Vaquero, COME SEE - Long, Low, Wide and Packed with High-End Custom Touches, the New Vaquero is One Cool Cruiser The dictionary defines vaquero as a Spanish-origin word meaning cowboy or herdsman. Well, if that cowboy happened to be independent, adventurous, undeniably-cool and sported handmade boots and a custom hat, he d probably ride a 2011 Kawasaki Vulcan 1700 Vaquero.