ridge/rɪdʒ; rɪdʒ/ n [C] 1 a long narrow area of high land, especially along the top of a mountain 脊; 〔尤指〕山脊: the ridge along the Virginia-Kentucky border 维珍尼亚州和肯塔基州边界上的山脊 2 a raised line on a surface 〔表面上的〕凸起线条，棱纹: the ridges on the soles of her shoes 她鞋底上的棱纹