A soldier who is assigned to one of the 3 Ranger Battalions of the 75th Ranger Regiment in the U.S. Army. Used among Ranger school students to denote students who are from the Ranger Battalions as oposed to being from other units. Also used among exmembers of the military to denote the same. A mark of distinction, as life in the Ranger Battalions is marked by austere conditions.
One of the most famous stories in the Weekly World News about a boy who was supposedly part bat. Now used as a description for someone who's doing something bizarre enough to get them their own story in the WWN.