noun a porter who helps passengers with their baggage at a railroad station.
Examples
“Red Cap: A rare member of the English class, these are characterized by having a large rose comb. They are one of the few breeds with red earlobes that lay white-shelled eggs. Content: Chicken Breeds and Varieties (A2880), John L. Skinner, University of Wisconsin-Madison https//web.archive.org/web/20060907060926/http://www.ansi.okstate.edu/poultry/chickens/redcap/”