1N-COUNT 马蹄铁;马掌 A horseshoe is a piece of metal shaped like a U, which is fixed with nails to the bottom of a horse's foot in order to protect it. 马蹄铁;马掌
2N-COUNT (尤指婚礼上用的)马蹄铁吉祥物 A horseshoe is an object in the shape of a horseshoe which is used as a symbol of good luck, especially at a wedding. (尤指婚礼上用的)马蹄铁吉祥物